Home / 480,226.60-719,839.32-180,500.68

Finding the Fourth Proportional to 480,226.60, 719,839.32 and 180,500.68

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Solution

The fourth proportional to 480,226.60, 719,839.32 and 180,500.68 is: 270,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,226.60 : 719,839.32 = 180,500.68 : x
  2. Step 2: Convert to fraction form
    480,226.60/719,839.32 = 180,500.68/x
  3. Step 3: Cross multiply
    480,226.60x = 719,839.32 × 180,500.68
  4. Step 4: Simplify right side
    480,226.60x = 129,931,486,750.74
  5. Step 5: Solve for x
    x = 129,931,486,750.74/480,226.60
  6. Step 6: Final answer
    x = 270,562.87

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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.