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Finding the Fourth Proportional to 304,891.40, 457,337.10 and 94,593.80

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Solution

The fourth proportional to 304,891.40, 457,337.10 and 94,593.80 is: 141,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,891.40 : 457,337.10 = 94,593.80 : x
  2. Step 2: Convert to fraction form
    304,891.40/457,337.10 = 94,593.80/x
  3. Step 3: Cross multiply
    304,891.40x = 457,337.10 × 94,593.80
  4. Step 4: Simplify right side
    304,891.40x = 43,261,254,169.98
  5. Step 5: Solve for x
    x = 43,261,254,169.98/304,891.40
  6. Step 6: Final answer
    x = 141,890.70

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Similar ratio
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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.