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Finding the Fourth Proportional to 344,496.61, 516,849.91 and 176,135.15

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Solution

The fourth proportional to 344,496.61, 516,849.91 and 176,135.15 is: 264,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,496.61 : 516,849.91 = 176,135.15 : x
  2. Step 2: Convert to fraction form
    344,496.61/516,849.91 = 176,135.15/x
  3. Step 3: Cross multiply
    344,496.61x = 516,849.91 × 176,135.15
  4. Step 4: Simplify right side
    344,496.61x = 91,035,436,425.34
  5. Step 5: Solve for x
    x = 91,035,436,425.34/344,496.61
  6. Step 6: Final answer
    x = 264,256.41

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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.