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Finding the Fourth Proportional to 876,247.60, 1,314,954.60 and 497,167.60

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Solution

The fourth proportional to 876,247.60, 1,314,954.60 and 497,167.60 is: 746,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,247.60 : 1,314,954.60 = 497,167.60 : x
  2. Step 2: Convert to fraction form
    876,247.60/1,314,954.60 = 497,167.60/x
  3. Step 3: Cross multiply
    876,247.60x = 1,314,954.60 × 497,167.60
  4. Step 4: Simplify right side
    876,247.60x = 653,752,822,590.96
  5. Step 5: Solve for x
    x = 653,752,822,590.96/876,247.60
  6. Step 6: Final answer
    x = 746,082.30

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Double scale
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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.