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Finding the Fourth Proportional to 228,253.81, 342,500.09 and 93,417.97

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Solution

The fourth proportional to 228,253.81, 342,500.09 and 93,417.97 is: 140,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,253.81 : 342,500.09 = 93,417.97 : x
  2. Step 2: Convert to fraction form
    228,253.81/342,500.09 = 93,417.97/x
  3. Step 3: Cross multiply
    228,253.81x = 342,500.09 × 93,417.97
  4. Step 4: Simplify right side
    228,253.81x = 31,995,663,132.62
  5. Step 5: Solve for x
    x = 31,995,663,132.62/228,253.81
  6. Step 6: Final answer
    x = 140,175.81

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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.