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Finding the Fourth Proportional to 233,120.53, 349,680.80 and 75,348.98

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Solution

The fourth proportional to 233,120.53, 349,680.80 and 75,348.98 is: 113,023.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,120.53 : 349,680.80 = 75,348.98 : x
  2. Step 2: Convert to fraction form
    233,120.53/349,680.80 = 75,348.98/x
  3. Step 3: Cross multiply
    233,120.53x = 349,680.80 × 75,348.98
  4. Step 4: Simplify right side
    233,120.53x = 26,348,092,899.97
  5. Step 5: Solve for x
    x = 26,348,092,899.97/233,120.53
  6. Step 6: Final answer
    x = 113,023.48

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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.