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Finding the Fourth Proportional to 437,253.53, 603,411.14 and 253,527.71

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Solution

The fourth proportional to 437,253.53, 603,411.14 and 253,527.71 is: 349,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,253.53 : 603,411.14 = 253,527.71 : x
  2. Step 2: Convert to fraction form
    437,253.53/603,411.14 = 253,527.71/x
  3. Step 3: Cross multiply
    437,253.53x = 603,411.14 × 253,527.71
  4. Step 4: Simplify right side
    437,253.53x = 152,981,443,245.05
  5. Step 5: Solve for x
    x = 152,981,443,245.05/437,253.53
  6. Step 6: Final answer
    x = 349,868.97

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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.