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Finding the Fourth Proportional to 238,963.27, 358,444.45 and 70,601.86

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Solution

The fourth proportional to 238,963.27, 358,444.45 and 70,601.86 is: 105,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,963.27 : 358,444.45 = 70,601.86 : x
  2. Step 2: Convert to fraction form
    238,963.27/358,444.45 = 70,601.86/x
  3. Step 3: Cross multiply
    238,963.27x = 358,444.45 × 70,601.86
  4. Step 4: Simplify right side
    238,963.27x = 25,306,844,876.68
  5. Step 5: Solve for x
    x = 25,306,844,876.68/238,963.27
  6. Step 6: Final answer
    x = 105,902.66

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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.