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Finding the Fourth Proportional to 598,759.70, 898,139.55 and 569,235.20

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Solution

The fourth proportional to 598,759.70, 898,139.55 and 569,235.20 is: 853,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,759.70 : 898,139.55 = 569,235.20 : x
  2. Step 2: Convert to fraction form
    598,759.70/898,139.55 = 569,235.20/x
  3. Step 3: Cross multiply
    598,759.70x = 898,139.55 × 569,235.20
  4. Step 4: Simplify right side
    598,759.70x = 511,252,646,372.16
  5. Step 5: Solve for x
    x = 511,252,646,372.16/598,759.70
  6. Step 6: Final answer
    x = 853,852.80

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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.