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Finding the Fourth Proportional to 270,058.88, 372,712.92 and 162,683.12

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Solution

The fourth proportional to 270,058.88, 372,712.92 and 162,683.12 is: 224,521.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,058.88 : 372,712.92 = 162,683.12 : x
  2. Step 2: Convert to fraction form
    270,058.88/372,712.92 = 162,683.12/x
  3. Step 3: Cross multiply
    270,058.88x = 372,712.92 × 162,683.12
  4. Step 4: Simplify right side
    270,058.88x = 60,634,100,689.91
  5. Step 5: Solve for x
    x = 60,634,100,689.91/270,058.88
  6. Step 6: Final answer
    x = 224,521.78

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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.