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Finding the Fourth Proportional to 201,058.56, 277,468.20 and 110,422.88

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Solution

The fourth proportional to 201,058.56, 277,468.20 and 110,422.88 is: 152,387.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,058.56 : 277,468.20 = 110,422.88 : x
  2. Step 2: Convert to fraction form
    201,058.56/277,468.20 = 110,422.88/x
  3. Step 3: Cross multiply
    201,058.56x = 277,468.20 × 110,422.88
  4. Step 4: Simplify right side
    201,058.56x = 30,638,837,752.42
  5. Step 5: Solve for x
    x = 30,638,837,752.42/201,058.56
  6. Step 6: Final answer
    x = 152,387.63

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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.