Home / 482,454.48-723,660.78-162,585.20

Finding the Fourth Proportional to 482,454.48, 723,660.78 and 162,585.20

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Solution

The fourth proportional to 482,454.48, 723,660.78 and 162,585.20 is: 243,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,454.48 : 723,660.78 = 162,585.20 : x
  2. Step 2: Convert to fraction form
    482,454.48/723,660.78 = 162,585.20/x
  3. Step 3: Cross multiply
    482,454.48x = 723,660.78 × 162,585.20
  4. Step 4: Simplify right side
    482,454.48x = 117,656,532,648.46
  5. Step 5: Solve for x
    x = 117,656,532,648.46/482,454.48
  6. Step 6: Final answer
    x = 243,870.74

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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.