Home / 681,617.80-1,022,426.70-576,641.80

Finding the Fourth Proportional to 681,617.80, 1,022,426.70 and 576,641.80

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Solution

The fourth proportional to 681,617.80, 1,022,426.70 and 576,641.80 is: 864,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,617.80 : 1,022,426.70 = 576,641.80 : x
  2. Step 2: Convert to fraction form
    681,617.80/1,022,426.70 = 576,641.80/x
  3. Step 3: Cross multiply
    681,617.80x = 1,022,426.70 × 576,641.80
  4. Step 4: Simplify right side
    681,617.80x = 589,573,972,656.06
  5. Step 5: Solve for x
    x = 589,573,972,656.06/681,617.80
  6. Step 6: Final answer
    x = 864,962.70

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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.