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Finding the Fourth Proportional to 534,802.40, 801,037.20 and 534,802.40

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Solution

The fourth proportional to 534,802.40, 801,037.20 and 534,802.40 is: 801,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,802.40 : 801,037.20 = 534,802.40 : x
  2. Step 2: Convert to fraction form
    534,802.40/801,037.20 = 534,802.40/x
  3. Step 3: Cross multiply
    534,802.40x = 801,037.20 × 534,802.40
  4. Step 4: Simplify right side
    534,802.40x = 428,396,617,049.28
  5. Step 5: Solve for x
    x = 428,396,617,049.28/534,802.40
  6. Step 6: Final answer
    x = 801,037.20

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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.