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Finding the Fourth Proportional to 598,850.85, 898,276.28 and 539,801.85

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Solution

The fourth proportional to 598,850.85, 898,276.28 and 539,801.85 is: 809,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,850.85 : 898,276.28 = 539,801.85 : x
  2. Step 2: Convert to fraction form
    598,850.85/898,276.28 = 539,801.85/x
  3. Step 3: Cross multiply
    598,850.85x = 898,276.28 × 539,801.85
  4. Step 4: Simplify right side
    598,850.85x = 484,891,195,056.11
  5. Step 5: Solve for x
    x = 484,891,195,056.11/598,850.85
  6. Step 6: Final answer
    x = 809,702.78

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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.