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Finding the Fourth Proportional to 376,614.14, 566,957.28 and 343,095.57

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Solution

The fourth proportional to 376,614.14, 566,957.28 and 343,095.57 is: 516,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,614.14 : 566,957.28 = 343,095.57 : x
  2. Step 2: Convert to fraction form
    376,614.14/566,957.28 = 343,095.57/x
  3. Step 3: Cross multiply
    376,614.14x = 566,957.28 × 343,095.57
  4. Step 4: Simplify right side
    376,614.14x = 194,520,531,706.90
  5. Step 5: Solve for x
    x = 194,520,531,706.90/376,614.14
  6. Step 6: Final answer
    x = 516,498.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.