Home / 480,216.60-719,824.32-180,490.68

Finding the Fourth Proportional to 480,216.60, 719,824.32 and 180,490.68

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Solution

The fourth proportional to 480,216.60, 719,824.32 and 180,490.68 is: 270,547.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,216.60 : 719,824.32 = 180,490.68 : x
  2. Step 2: Convert to fraction form
    480,216.60/719,824.32 = 180,490.68/x
  3. Step 3: Cross multiply
    480,216.60x = 719,824.32 × 180,490.68
  4. Step 4: Simplify right side
    480,216.60x = 129,921,580,997.34
  5. Step 5: Solve for x
    x = 129,921,580,997.34/480,216.60
  6. Step 6: Final answer
    x = 270,547.88

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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.