Home / 791,748-1,188,259.20-450,401.04

Finding the Fourth Proportional to 791,748, 1,188,259.20 and 450,401.04

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Solution

The fourth proportional to 791,748, 1,188,259.20 and 450,401.04 is: 675,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,748 : 1,188,259.20 = 450,401.04 : x
  2. Step 2: Convert to fraction form
    791,748/1,188,259.20 = 450,401.04/x
  3. Step 3: Cross multiply
    791,748x = 1,188,259.20 × 450,401.04
  4. Step 4: Simplify right side
    791,748x = 535,193,179,469.57
  5. Step 5: Solve for x
    x = 535,193,179,469.57/791,748
  6. Step 6: Final answer
    x = 675,964.04

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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.