Home / 497,743.90-746,725.20-160,727.20

Finding the Fourth Proportional to 497,743.90, 746,725.20 and 160,727.20

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Solution

The fourth proportional to 497,743.90, 746,725.20 and 160,727.20 is: 241,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,743.90 : 746,725.20 = 160,727.20 : x
  2. Step 2: Convert to fraction form
    497,743.90/746,725.20 = 160,727.20/x
  3. Step 3: Cross multiply
    497,743.90x = 746,725.20 × 160,727.20
  4. Step 4: Simplify right side
    497,743.90x = 120,019,050,565.44
  5. Step 5: Solve for x
    x = 120,019,050,565.44/497,743.90
  6. Step 6: Final answer
    x = 241,126.11

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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.