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Finding the Fourth Proportional to 247,665.17, 341,779.83 and 134,487.92

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Solution

The fourth proportional to 247,665.17, 341,779.83 and 134,487.92 is: 185,594.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,665.17 : 341,779.83 = 134,487.92 : x
  2. Step 2: Convert to fraction form
    247,665.17/341,779.83 = 134,487.92/x
  3. Step 3: Cross multiply
    247,665.17x = 341,779.83 × 134,487.92
  4. Step 4: Simplify right side
    247,665.17x = 45,965,258,434.65
  5. Step 5: Solve for x
    x = 45,965,258,434.65/247,665.17
  6. Step 6: Final answer
    x = 185,594.36

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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.