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Finding the Fourth Proportional to 220,058.82, 303,682.10 and 124,583.90

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Solution

The fourth proportional to 220,058.82, 303,682.10 and 124,583.90 is: 171,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,058.82 : 303,682.10 = 124,583.90 : x
  2. Step 2: Convert to fraction form
    220,058.82/303,682.10 = 124,583.90/x
  3. Step 3: Cross multiply
    220,058.82x = 303,682.10 × 124,583.90
  4. Step 4: Simplify right side
    220,058.82x = 37,833,898,236.86
  5. Step 5: Solve for x
    x = 37,833,898,236.86/220,058.82
  6. Step 6: Final answer
    x = 171,926.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.