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Finding the Fourth Proportional to 234,360.97, 323,417.14 and 130,995.02

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Solution

The fourth proportional to 234,360.97, 323,417.14 and 130,995.02 is: 180,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,360.97 : 323,417.14 = 130,995.02 : x
  2. Step 2: Convert to fraction form
    234,360.97/323,417.14 = 130,995.02/x
  3. Step 3: Cross multiply
    234,360.97x = 323,417.14 × 130,995.02
  4. Step 4: Simplify right side
    234,360.97x = 42,366,034,722.64
  5. Step 5: Solve for x
    x = 42,366,034,722.64/234,360.97
  6. Step 6: Final answer
    x = 180,772.57

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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.