Home / 497,139.18-744,319.08-268,616.04

Finding the Fourth Proportional to 497,139.18, 744,319.08 and 268,616.04

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Solution

The fourth proportional to 497,139.18, 744,319.08 and 268,616.04 is: 402,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,139.18 : 744,319.08 = 268,616.04 : x
  2. Step 2: Convert to fraction form
    497,139.18/744,319.08 = 268,616.04/x
  3. Step 3: Cross multiply
    497,139.18x = 744,319.08 × 268,616.04
  4. Step 4: Simplify right side
    497,139.18x = 199,936,043,766.04
  5. Step 5: Solve for x
    x = 199,936,043,766.04/497,139.18
  6. Step 6: Final answer
    x = 402,173.18

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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.