Home / 458,541.47-687,590.93-192,230.48

Finding the Fourth Proportional to 458,541.47, 687,590.93 and 192,230.48

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Solution

The fourth proportional to 458,541.47, 687,590.93 and 192,230.48 is: 288,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,541.47 : 687,590.93 = 192,230.48 : x
  2. Step 2: Convert to fraction form
    458,541.47/687,590.93 = 192,230.48/x
  3. Step 3: Cross multiply
    458,541.47x = 687,590.93 × 192,230.48
  4. Step 4: Simplify right side
    458,541.47x = 132,175,935,635.80
  5. Step 5: Solve for x
    x = 132,175,935,635.80/458,541.47
  6. Step 6: Final answer
    x = 288,252.96

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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.