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Finding the Fourth Proportional to 227,572.48, 341,366.01 and 77,806.72

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Solution

The fourth proportional to 227,572.48, 341,366.01 and 77,806.72 is: 116,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,572.48 : 341,366.01 = 77,806.72 : x
  2. Step 2: Convert to fraction form
    227,572.48/341,366.01 = 77,806.72/x
  3. Step 3: Cross multiply
    227,572.48x = 341,366.01 × 77,806.72
  4. Step 4: Simplify right side
    227,572.48x = 26,560,569,557.59
  5. Step 5: Solve for x
    x = 26,560,569,557.59/227,572.48
  6. Step 6: Final answer
    x = 116,712.57

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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.