Home / 454,847.90-682,332.60-155,253.20

Finding the Fourth Proportional to 454,847.90, 682,332.60 and 155,253.20

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Solution

The fourth proportional to 454,847.90, 682,332.60 and 155,253.20 is: 232,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,847.90 : 682,332.60 = 155,253.20 : x
  2. Step 2: Convert to fraction form
    454,847.90/682,332.60 = 155,253.20/x
  3. Step 3: Cross multiply
    454,847.90x = 682,332.60 × 155,253.20
  4. Step 4: Simplify right side
    454,847.90x = 105,934,319,614.32
  5. Step 5: Solve for x
    x = 105,934,319,614.32/454,847.90
  6. Step 6: Final answer
    x = 232,900.54

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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.