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Finding the Fourth Proportional to 344,682.92, 517,038.29 and 120,066.07

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Solution

The fourth proportional to 344,682.92, 517,038.29 and 120,066.07 is: 180,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,682.92 : 517,038.29 = 120,066.07 : x
  2. Step 2: Convert to fraction form
    344,682.92/517,038.29 = 120,066.07/x
  3. Step 3: Cross multiply
    344,682.92x = 517,038.29 × 120,066.07
  4. Step 4: Simplify right side
    344,682.92x = 62,078,754,919.49
  5. Step 5: Solve for x
    x = 62,078,754,919.49/344,682.92
  6. Step 6: Final answer
    x = 180,103.95

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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.