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Finding the Fourth Proportional to 659,520.84, 989,360.46 and 232,969.08

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Solution

The fourth proportional to 659,520.84, 989,360.46 and 232,969.08 is: 349,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,520.84 : 989,360.46 = 232,969.08 : x
  2. Step 2: Convert to fraction form
    659,520.84/989,360.46 = 232,969.08/x
  3. Step 3: Cross multiply
    659,520.84x = 989,360.46 × 232,969.08
  4. Step 4: Simplify right side
    659,520.84x = 230,490,396,154.58
  5. Step 5: Solve for x
    x = 230,490,396,154.58/659,520.84
  6. Step 6: Final answer
    x = 349,481.60

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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.