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Finding the Fourth Proportional to 410,337.38, 614,244.78 and 349,802.91

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Solution

The fourth proportional to 410,337.38, 614,244.78 and 349,802.91 is: 523,629.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,337.38 : 614,244.78 = 349,802.91 : x
  2. Step 2: Convert to fraction form
    410,337.38/614,244.78 = 349,802.91/x
  3. Step 3: Cross multiply
    410,337.38x = 614,244.78 × 349,802.91
  4. Step 4: Simplify right side
    410,337.38x = 214,864,611,496.31
  5. Step 5: Solve for x
    x = 214,864,611,496.31/410,337.38
  6. Step 6: Final answer
    x = 523,629.15

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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.