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Finding the Fourth Proportional to 335,927.40, 503,891.10 and 99,277.80

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Solution

The fourth proportional to 335,927.40, 503,891.10 and 99,277.80 is: 148,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,927.40 : 503,891.10 = 99,277.80 : x
  2. Step 2: Convert to fraction form
    335,927.40/503,891.10 = 99,277.80/x
  3. Step 3: Cross multiply
    335,927.40x = 503,891.10 × 99,277.80
  4. Step 4: Simplify right side
    335,927.40x = 50,025,199,847.58
  5. Step 5: Solve for x
    x = 50,025,199,847.58/335,927.40
  6. Step 6: Final answer
    x = 148,916.70

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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.