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Finding the Fourth Proportional to 317,323.43, 437,898.72 and 174,082.22

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Solution

The fourth proportional to 317,323.43, 437,898.72 and 174,082.22 is: 240,229.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,323.43 : 437,898.72 = 174,082.22 : x
  2. Step 2: Convert to fraction form
    317,323.43/437,898.72 = 174,082.22/x
  3. Step 3: Cross multiply
    317,323.43x = 437,898.72 × 174,082.22
  4. Step 4: Simplify right side
    317,323.43x = 76,230,381,312.76
  5. Step 5: Solve for x
    x = 76,230,381,312.76/317,323.43
  6. Step 6: Final answer
    x = 240,229.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.