Home / 691,752.20-1,037,774.10-292,187.30

Finding the Fourth Proportional to 691,752.20, 1,037,774.10 and 292,187.30

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Solution

The fourth proportional to 691,752.20, 1,037,774.10 and 292,187.30 is: 438,342.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,752.20 : 1,037,774.10 = 292,187.30 : x
  2. Step 2: Convert to fraction form
    691,752.20/1,037,774.10 = 292,187.30/x
  3. Step 3: Cross multiply
    691,752.20x = 1,037,774.10 × 292,187.30
  4. Step 4: Simplify right side
    691,752.20x = 303,224,412,288.93
  5. Step 5: Solve for x
    x = 303,224,412,288.93/691,752.20
  6. Step 6: Final answer
    x = 438,342.53

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Double scale
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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.