Home / 738,409.68-1,107,614.39-177,444.18

Finding the Fourth Proportional to 738,409.68, 1,107,614.39 and 177,444.18

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Solution

The fourth proportional to 738,409.68, 1,107,614.39 and 177,444.18 is: 266,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,409.68 : 1,107,614.39 = 177,444.18 : x
  2. Step 2: Convert to fraction form
    738,409.68/1,107,614.39 = 177,444.18/x
  3. Step 3: Cross multiply
    738,409.68x = 1,107,614.39 × 177,444.18
  4. Step 4: Simplify right side
    738,409.68x = 196,539,726,302.53
  5. Step 5: Solve for x
    x = 196,539,726,302.53/738,409.68
  6. Step 6: Final answer
    x = 266,166.24

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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.