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Finding the Fourth Proportional to 309,227.38, 463,672.46 and 93,054.62

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Solution

The fourth proportional to 309,227.38, 463,672.46 and 93,054.62 is: 139,531.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,227.38 : 463,672.46 = 93,054.62 : x
  2. Step 2: Convert to fraction form
    309,227.38/463,672.46 = 93,054.62/x
  3. Step 3: Cross multiply
    309,227.38x = 463,672.46 × 93,054.62
  4. Step 4: Simplify right side
    309,227.38x = 43,146,864,569.77
  5. Step 5: Solve for x
    x = 43,146,864,569.77/309,227.38
  6. Step 6: Final answer
    x = 139,531.19

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1.5x scale

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.