Home / 868,086.06-1,301,079.33-447,132.30

Finding the Fourth Proportional to 868,086.06, 1,301,079.33 and 447,132.30

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Solution

The fourth proportional to 868,086.06, 1,301,079.33 and 447,132.30 is: 670,157.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,086.06 : 1,301,079.33 = 447,132.30 : x
  2. Step 2: Convert to fraction form
    868,086.06/1,301,079.33 = 447,132.30/x
  3. Step 3: Cross multiply
    868,086.06x = 1,301,079.33 × 447,132.30
  4. Step 4: Simplify right side
    868,086.06x = 581,754,593,305.36
  5. Step 5: Solve for x
    x = 581,754,593,305.36/868,086.06
  6. Step 6: Final answer
    x = 670,157.74

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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.