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Finding the Fourth Proportional to 233,335.40, 349,772.70 and 114,909.80

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Solution

The fourth proportional to 233,335.40, 349,772.70 and 114,909.80 is: 172,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,335.40 : 349,772.70 = 114,909.80 : x
  2. Step 2: Convert to fraction form
    233,335.40/349,772.70 = 114,909.80/x
  3. Step 3: Cross multiply
    233,335.40x = 349,772.70 × 114,909.80
  4. Step 4: Simplify right side
    233,335.40x = 40,192,311,002.46
  5. Step 5: Solve for x
    x = 40,192,311,002.46/233,335.40
  6. Step 6: Final answer
    x = 172,251.24

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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.