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Finding the Fourth Proportional to 333,011.80, 499,517.70 and 293,645.80

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Solution

The fourth proportional to 333,011.80, 499,517.70 and 293,645.80 is: 440,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,011.80 : 499,517.70 = 293,645.80 : x
  2. Step 2: Convert to fraction form
    333,011.80/499,517.70 = 293,645.80/x
  3. Step 3: Cross multiply
    333,011.80x = 499,517.70 × 293,645.80
  4. Step 4: Simplify right side
    333,011.80x = 146,681,274,630.66
  5. Step 5: Solve for x
    x = 146,681,274,630.66/333,011.80
  6. Step 6: Final answer
    x = 440,468.70

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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.