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Finding the Fourth Proportional to 232,489.50, 348,737.49 and 66,277.50

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Solution

The fourth proportional to 232,489.50, 348,737.49 and 66,277.50 is: 99,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,489.50 : 348,737.49 = 66,277.50 : x
  2. Step 2: Convert to fraction form
    232,489.50/348,737.49 = 66,277.50/x
  3. Step 3: Cross multiply
    232,489.50x = 348,737.49 × 66,277.50
  4. Step 4: Simplify right side
    232,489.50x = 23,113,448,993.48
  5. Step 5: Solve for x
    x = 23,113,448,993.48/232,489.50
  6. Step 6: Final answer
    x = 99,417.17

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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.