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Finding the Fourth Proportional to 230,583, 318,204.54 and 124,599

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Solution

The fourth proportional to 230,583, 318,204.54 and 124,599 is: 171,946.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,583 : 318,204.54 = 124,599 : x
  2. Step 2: Convert to fraction form
    230,583/318,204.54 = 124,599/x
  3. Step 3: Cross multiply
    230,583x = 318,204.54 × 124,599
  4. Step 4: Simplify right side
    230,583x = 39,647,967,479.46
  5. Step 5: Solve for x
    x = 39,647,967,479.46/230,583
  6. Step 6: Final answer
    x = 171,946.62

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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.