Home / 497,623.91-746,436.33-123,646.91

Finding the Fourth Proportional to 497,623.91, 746,436.33 and 123,646.91

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Solution

The fourth proportional to 497,623.91, 746,436.33 and 123,646.91 is: 185,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,623.91 : 746,436.33 = 123,646.91 : x
  2. Step 2: Convert to fraction form
    497,623.91/746,436.33 = 123,646.91/x
  3. Step 3: Cross multiply
    497,623.91x = 746,436.33 × 123,646.91
  4. Step 4: Simplify right side
    497,623.91x = 92,294,541,984.06
  5. Step 5: Solve for x
    x = 92,294,541,984.06/497,623.91
  6. Step 6: Final answer
    x = 185,470.47

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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.