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Finding the Fourth Proportional to 555,305.95, 832,958.93 and 134,581.83

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Solution

The fourth proportional to 555,305.95, 832,958.93 and 134,581.83 is: 201,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,305.95 : 832,958.93 = 134,581.83 : x
  2. Step 2: Convert to fraction form
    555,305.95/832,958.93 = 134,581.83/x
  3. Step 3: Cross multiply
    555,305.95x = 832,958.93 × 134,581.83
  4. Step 4: Simplify right side
    555,305.95x = 112,101,132,276.54
  5. Step 5: Solve for x
    x = 112,101,132,276.54/555,305.95
  6. Step 6: Final answer
    x = 201,872.74

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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.