Home / 738,224.80-1,107,337.20-177,259.30

Finding the Fourth Proportional to 738,224.80, 1,107,337.20 and 177,259.30

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Solution

The fourth proportional to 738,224.80, 1,107,337.20 and 177,259.30 is: 265,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,224.80 : 1,107,337.20 = 177,259.30 : x
  2. Step 2: Convert to fraction form
    738,224.80/1,107,337.20 = 177,259.30/x
  3. Step 3: Cross multiply
    738,224.80x = 1,107,337.20 × 177,259.30
  4. Step 4: Simplify right side
    738,224.80x = 196,285,816,935.96
  5. Step 5: Solve for x
    x = 196,285,816,935.96/738,224.80
  6. Step 6: Final answer
    x = 265,888.95

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Double scale
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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.