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Finding the Fourth Proportional to 234,572.76, 323,753.76 and 133,970.76

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Solution

The fourth proportional to 234,572.76, 323,753.76 and 133,970.76 is: 184,904.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,572.76 : 323,753.76 = 133,970.76 : x
  2. Step 2: Convert to fraction form
    234,572.76/323,753.76 = 133,970.76/x
  3. Step 3: Cross multiply
    234,572.76x = 323,753.76 × 133,970.76
  4. Step 4: Simplify right side
    234,572.76x = 43,373,537,280.06
  5. Step 5: Solve for x
    x = 43,373,537,280.06/234,572.76
  6. Step 6: Final answer
    x = 184,904.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.