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Finding the Fourth Proportional to 580,187.08, 870,290.22 and 159,460.36

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Solution

The fourth proportional to 580,187.08, 870,290.22 and 159,460.36 is: 239,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,187.08 : 870,290.22 = 159,460.36 : x
  2. Step 2: Convert to fraction form
    580,187.08/870,290.22 = 159,460.36/x
  3. Step 3: Cross multiply
    580,187.08x = 870,290.22 × 159,460.36
  4. Step 4: Simplify right side
    580,187.08x = 138,776,791,785.68
  5. Step 5: Solve for x
    x = 138,776,791,785.68/580,187.08
  6. Step 6: Final answer
    x = 239,193.18

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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.