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Finding the Fourth Proportional to 344,076.57, 516,283.92 and 154,670.76

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Solution

The fourth proportional to 344,076.57, 516,283.92 and 154,670.76 is: 232,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,076.57 : 516,283.92 = 154,670.76 : x
  2. Step 2: Convert to fraction form
    344,076.57/516,283.92 = 154,670.76/x
  3. Step 3: Cross multiply
    344,076.57x = 516,283.92 × 154,670.76
  4. Step 4: Simplify right side
    344,076.57x = 79,854,026,282.18
  5. Step 5: Solve for x
    x = 79,854,026,282.18/344,076.57
  6. Step 6: Final answer
    x = 232,082.14

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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.