Home / 681,151.20-1,021,726.80-175,711.20

Finding the Fourth Proportional to 681,151.20, 1,021,726.80 and 175,711.20

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Solution

The fourth proportional to 681,151.20, 1,021,726.80 and 175,711.20 is: 263,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,151.20 : 1,021,726.80 = 175,711.20 : x
  2. Step 2: Convert to fraction form
    681,151.20/1,021,726.80 = 175,711.20/x
  3. Step 3: Cross multiply
    681,151.20x = 1,021,726.80 × 175,711.20
  4. Step 4: Simplify right side
    681,151.20x = 179,528,842,100.16
  5. Step 5: Solve for x
    x = 179,528,842,100.16/681,151.20
  6. Step 6: Final answer
    x = 263,566.80

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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.