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Finding the Fourth Proportional to 234,654.72, 323,510.24 and 186,416.70

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Solution

The fourth proportional to 234,654.72, 323,510.24 and 186,416.70 is: 257,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,654.72 : 323,510.24 = 186,416.70 : x
  2. Step 2: Convert to fraction form
    234,654.72/323,510.24 = 186,416.70/x
  3. Step 3: Cross multiply
    234,654.72x = 323,510.24 × 186,416.70
  4. Step 4: Simplify right side
    234,654.72x = 60,307,711,357.01
  5. Step 5: Solve for x
    x = 60,307,711,357.01/234,654.72
  6. Step 6: Final answer
    x = 257,006.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.