Home / 1,037,952.40-1,556,928.60-289,997.20

Finding the Fourth Proportional to 1,037,952.40, 1,556,928.60 and 289,997.20

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Solution

The fourth proportional to 1,037,952.40, 1,556,928.60 and 289,997.20 is: 434,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,952.40 : 1,556,928.60 = 289,997.20 : x
  2. Step 2: Convert to fraction form
    1,037,952.40/1,556,928.60 = 289,997.20/x
  3. Step 3: Cross multiply
    1,037,952.40x = 1,556,928.60 × 289,997.20
  4. Step 4: Simplify right side
    1,037,952.40x = 451,504,934,599.92
  5. Step 5: Solve for x
    x = 451,504,934,599.92/1,037,952.40
  6. Step 6: Final answer
    x = 434,995.80

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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.