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Finding the Fourth Proportional to 425,100.60, 586,634.94 and 234,109.89

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Solution

The fourth proportional to 425,100.60, 586,634.94 and 234,109.89 is: 323,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,100.60 : 586,634.94 = 234,109.89 : x
  2. Step 2: Convert to fraction form
    425,100.60/586,634.94 = 234,109.89/x
  3. Step 3: Cross multiply
    425,100.60x = 586,634.94 × 234,109.89
  4. Step 4: Simplify right side
    425,100.60x = 137,337,041,273.56
  5. Step 5: Solve for x
    x = 137,337,041,273.56/425,100.60
  6. Step 6: Final answer
    x = 323,069.51

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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.