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Finding the Fourth Proportional to 243,000.71, 364,552.89 and 93,239.73

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Solution

The fourth proportional to 243,000.71, 364,552.89 and 93,239.73 is: 139,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,000.71 : 364,552.89 = 93,239.73 : x
  2. Step 2: Convert to fraction form
    243,000.71/364,552.89 = 93,239.73/x
  3. Step 3: Cross multiply
    243,000.71x = 364,552.89 × 93,239.73
  4. Step 4: Simplify right side
    243,000.71x = 33,990,813,034.32
  5. Step 5: Solve for x
    x = 33,990,813,034.32/243,000.71
  6. Step 6: Final answer
    x = 139,879.48

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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.