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Finding the Fourth Proportional to 238,630.88, 357,167.44 and 175,434.28

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Solution

The fourth proportional to 238,630.88, 357,167.44 and 175,434.28 is: 262,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,630.88 : 357,167.44 = 175,434.28 : x
  2. Step 2: Convert to fraction form
    238,630.88/357,167.44 = 175,434.28/x
  3. Step 3: Cross multiply
    238,630.88x = 357,167.44 × 175,434.28
  4. Step 4: Simplify right side
    238,630.88x = 62,659,412,675.84
  5. Step 5: Solve for x
    x = 62,659,412,675.84/238,630.88
  6. Step 6: Final answer
    x = 262,578.81

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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.