Home / 868,729.20-1,301,653.61-614,751.27

Finding the Fourth Proportional to 868,729.20, 1,301,653.61 and 614,751.27

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Solution

The fourth proportional to 868,729.20, 1,301,653.61 and 614,751.27 is: 921,107.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,729.20 : 1,301,653.61 = 614,751.27 : x
  2. Step 2: Convert to fraction form
    868,729.20/1,301,653.61 = 614,751.27/x
  3. Step 3: Cross multiply
    868,729.20x = 1,301,653.61 × 614,751.27
  4. Step 4: Simplify right side
    868,729.20x = 800,193,209,847.59
  5. Step 5: Solve for x
    x = 800,193,209,847.59/868,729.20
  6. Step 6: Final answer
    x = 921,107.76

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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.