Home / 753,902.80-1,130,854.20-192,937.30

Finding the Fourth Proportional to 753,902.80, 1,130,854.20 and 192,937.30

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Solution

The fourth proportional to 753,902.80, 1,130,854.20 and 192,937.30 is: 289,405.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,902.80 : 1,130,854.20 = 192,937.30 : x
  2. Step 2: Convert to fraction form
    753,902.80/1,130,854.20 = 192,937.30/x
  3. Step 3: Cross multiply
    753,902.80x = 1,130,854.20 × 192,937.30
  4. Step 4: Simplify right side
    753,902.80x = 218,183,956,041.66
  5. Step 5: Solve for x
    x = 218,183,956,041.66/753,902.80
  6. Step 6: Final answer
    x = 289,405.95

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Similar ratio
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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.