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Finding the Fourth Proportional to 474,925.56, 655,372.80 and 260,024.04

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Solution

The fourth proportional to 474,925.56, 655,372.80 and 260,024.04 is: 358,819.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,925.56 : 655,372.80 = 260,024.04 : x
  2. Step 2: Convert to fraction form
    474,925.56/655,372.80 = 260,024.04/x
  3. Step 3: Cross multiply
    474,925.56x = 655,372.80 × 260,024.04
  4. Step 4: Simplify right side
    474,925.56x = 170,412,683,162.11
  5. Step 5: Solve for x
    x = 170,412,683,162.11/474,925.56
  6. Step 6: Final answer
    x = 358,819.78

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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.