Home / 296,258.46-408,720.35-172,058.29

Finding the Fourth Proportional to 296,258.46, 408,720.35 and 172,058.29

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Solution

The fourth proportional to 296,258.46, 408,720.35 and 172,058.29 is: 237,372.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,258.46 : 408,720.35 = 172,058.29 : x
  2. Step 2: Convert to fraction form
    296,258.46/408,720.35 = 172,058.29/x
  3. Step 3: Cross multiply
    296,258.46x = 408,720.35 × 172,058.29
  4. Step 4: Simplify right side
    296,258.46x = 70,323,724,679.10
  5. Step 5: Solve for x
    x = 70,323,724,679.10/296,258.46
  6. Step 6: Final answer
    x = 237,372.88

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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.