Home / 480,074.25-719,944.61-267,167.06

Finding the Fourth Proportional to 480,074.25, 719,944.61 and 267,167.06

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Solution

The fourth proportional to 480,074.25, 719,944.61 and 267,167.06 is: 400,657.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,074.25 : 719,944.61 = 267,167.06 : x
  2. Step 2: Convert to fraction form
    480,074.25/719,944.61 = 267,167.06/x
  3. Step 3: Cross multiply
    480,074.25x = 719,944.61 × 267,167.06
  4. Step 4: Simplify right side
    480,074.25x = 192,345,484,816.55
  5. Step 5: Solve for x
    x = 192,345,484,816.55/480,074.25
  6. Step 6: Final answer
    x = 400,657.78

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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.