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Finding the Fourth Proportional to 580,659.24, 870,988.50 and 181,334.22

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Solution

The fourth proportional to 580,659.24, 870,988.50 and 181,334.22 is: 272,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,659.24 : 870,988.50 = 181,334.22 : x
  2. Step 2: Convert to fraction form
    580,659.24/870,988.50 = 181,334.22/x
  3. Step 3: Cross multiply
    580,659.24x = 870,988.50 × 181,334.22
  4. Step 4: Simplify right side
    580,659.24x = 157,940,020,276.47
  5. Step 5: Solve for x
    x = 157,940,020,276.47/580,659.24
  6. Step 6: Final answer
    x = 272,001.22

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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.