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Finding the Fourth Proportional to 539,164.10, 808,746.15 and 532,165.70

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Solution

The fourth proportional to 539,164.10, 808,746.15 and 532,165.70 is: 798,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,164.10 : 808,746.15 = 532,165.70 : x
  2. Step 2: Convert to fraction form
    539,164.10/808,746.15 = 532,165.70/x
  3. Step 3: Cross multiply
    539,164.10x = 808,746.15 × 532,165.70
  4. Step 4: Simplify right side
    539,164.10x = 430,386,961,037.06
  5. Step 5: Solve for x
    x = 430,386,961,037.06/539,164.10
  6. Step 6: Final answer
    x = 798,248.55

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Double scale
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Similar ratio
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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.