Home / 787,512.60-1,182,435.30-610,219.80

Finding the Fourth Proportional to 787,512.60, 1,182,435.30 and 610,219.80

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Solution

The fourth proportional to 787,512.60, 1,182,435.30 and 610,219.80 is: 916,233.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,512.60 : 1,182,435.30 = 610,219.80 : x
  2. Step 2: Convert to fraction form
    787,512.60/1,182,435.30 = 610,219.80/x
  3. Step 3: Cross multiply
    787,512.60x = 1,182,435.30 × 610,219.80
  4. Step 4: Simplify right side
    787,512.60x = 721,545,432,278.94
  5. Step 5: Solve for x
    x = 721,545,432,278.94/787,512.60
  6. Step 6: Final answer
    x = 916,233.51

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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.