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Finding the Fourth Proportional to 254,235.88, 350,845.56 and 141,058.36

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Solution

The fourth proportional to 254,235.88, 350,845.56 and 141,058.36 is: 194,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,235.88 : 350,845.56 = 141,058.36 : x
  2. Step 2: Convert to fraction form
    254,235.88/350,845.56 = 141,058.36/x
  3. Step 3: Cross multiply
    254,235.88x = 350,845.56 × 141,058.36
  4. Step 4: Simplify right side
    254,235.88x = 49,489,699,306.88
  5. Step 5: Solve for x
    x = 49,489,699,306.88/254,235.88
  6. Step 6: Final answer
    x = 194,660.56

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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.