Home / 911,418.33-1,257,753.26-503,520.24

Finding the Fourth Proportional to 911,418.33, 1,257,753.26 and 503,520.24

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Solution

The fourth proportional to 911,418.33, 1,257,753.26 and 503,520.24 is: 694,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,418.33 : 1,257,753.26 = 503,520.24 : x
  2. Step 2: Convert to fraction form
    911,418.33/1,257,753.26 = 503,520.24/x
  3. Step 3: Cross multiply
    911,418.33x = 1,257,753.26 × 503,520.24
  4. Step 4: Simplify right side
    911,418.33x = 633,304,220,818.38
  5. Step 5: Solve for x
    x = 633,304,220,818.38/911,418.33
  6. Step 6: Final answer
    x = 694,855.70

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1.5x scale

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.