Home / 982,863.59-1,356,770.25-660,760.50

Finding the Fourth Proportional to 982,863.59, 1,356,770.25 and 660,760.50

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Solution

The fourth proportional to 982,863.59, 1,356,770.25 and 660,760.50 is: 912,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,863.59 : 1,356,770.25 = 660,760.50 : x
  2. Step 2: Convert to fraction form
    982,863.59/1,356,770.25 = 660,760.50/x
  3. Step 3: Cross multiply
    982,863.59x = 1,356,770.25 × 660,760.50
  4. Step 4: Simplify right side
    982,863.59x = 896,500,193,863.01
  5. Step 5: Solve for x
    x = 896,500,193,863.01/982,863.59
  6. Step 6: Final answer
    x = 912,130.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.