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Finding the Fourth Proportional to 367,672.07, 551,508.53 and 114,953.88

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Solution

The fourth proportional to 367,672.07, 551,508.53 and 114,953.88 is: 172,430.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,672.07 : 551,508.53 = 114,953.88 : x
  2. Step 2: Convert to fraction form
    367,672.07/551,508.53 = 114,953.88/x
  3. Step 3: Cross multiply
    367,672.07x = 551,508.53 × 114,953.88
  4. Step 4: Simplify right side
    367,672.07x = 63,398,045,663.98
  5. Step 5: Solve for x
    x = 63,398,045,663.98/367,672.07
  6. Step 6: Final answer
    x = 172,430.95

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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.