Home / 497,744.20-746,616.30-165,320.20

Finding the Fourth Proportional to 497,744.20, 746,616.30 and 165,320.20

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Solution

The fourth proportional to 497,744.20, 746,616.30 and 165,320.20 is: 247,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,744.20 : 746,616.30 = 165,320.20 : x
  2. Step 2: Convert to fraction form
    497,744.20/746,616.30 = 165,320.20/x
  3. Step 3: Cross multiply
    497,744.20x = 746,616.30 × 165,320.20
  4. Step 4: Simplify right side
    497,744.20x = 123,430,756,039.26
  5. Step 5: Solve for x
    x = 123,430,756,039.26/497,744.20
  6. Step 6: Final answer
    x = 247,980.30

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Similar ratio
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1.5x scale

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.