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Finding the Fourth Proportional to 598,758.70, 898,138.05 and 569,234.20

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Solution

The fourth proportional to 598,758.70, 898,138.05 and 569,234.20 is: 853,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,758.70 : 898,138.05 = 569,234.20 : x
  2. Step 2: Convert to fraction form
    598,758.70/898,138.05 = 569,234.20/x
  3. Step 3: Cross multiply
    598,758.70x = 898,138.05 × 569,234.20
  4. Step 4: Simplify right side
    598,758.70x = 511,250,894,381.31
  5. Step 5: Solve for x
    x = 511,250,894,381.31/598,758.70
  6. Step 6: Final answer
    x = 853,851.30

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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.