Home / 344,828.72-517,480.94-120,191.04

Finding the Fourth Proportional to 344,828.72, 517,480.94 and 120,191.04

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Solution

The fourth proportional to 344,828.72, 517,480.94 and 120,191.04 is: 180,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,828.72 : 517,480.94 = 120,191.04 : x
  2. Step 2: Convert to fraction form
    344,828.72/517,480.94 = 120,191.04/x
  3. Step 3: Cross multiply
    344,828.72x = 517,480.94 × 120,191.04
  4. Step 4: Simplify right side
    344,828.72x = 62,196,572,358.78
  5. Step 5: Solve for x
    x = 62,196,572,358.78/344,828.72
  6. Step 6: Final answer
    x = 180,369.47

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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.