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Finding the Fourth Proportional to 344,672.30, 517,024.91 and 108,017.03

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Solution

The fourth proportional to 344,672.30, 517,024.91 and 108,017.03 is: 162,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,672.30 : 517,024.91 = 108,017.03 : x
  2. Step 2: Convert to fraction form
    344,672.30/517,024.91 = 108,017.03/x
  3. Step 3: Cross multiply
    344,672.30x = 517,024.91 × 108,017.03
  4. Step 4: Simplify right side
    344,672.30x = 55,847,495,214.22
  5. Step 5: Solve for x
    x = 55,847,495,214.22/344,672.30
  6. Step 6: Final answer
    x = 162,030.70

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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.