Home / 1,037,728.30-1,556,592.45-406,432.30

Finding the Fourth Proportional to 1,037,728.30, 1,556,592.45 and 406,432.30

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Solution

The fourth proportional to 1,037,728.30, 1,556,592.45 and 406,432.30 is: 609,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,728.30 : 1,556,592.45 = 406,432.30 : x
  2. Step 2: Convert to fraction form
    1,037,728.30/1,556,592.45 = 406,432.30/x
  3. Step 3: Cross multiply
    1,037,728.30x = 1,556,592.45 × 406,432.30
  4. Step 4: Simplify right side
    1,037,728.30x = 632,649,449,616.14
  5. Step 5: Solve for x
    x = 632,649,449,616.14/1,037,728.30
  6. Step 6: Final answer
    x = 609,648.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.