Home / 683,419.40-1,025,123.70-177,979.40

Finding the Fourth Proportional to 683,419.40, 1,025,123.70 and 177,979.40

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Solution

The fourth proportional to 683,419.40, 1,025,123.70 and 177,979.40 is: 266,967.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,419.40 : 1,025,123.70 = 177,979.40 : x
  2. Step 2: Convert to fraction form
    683,419.40/1,025,123.70 = 177,979.40/x
  3. Step 3: Cross multiply
    683,419.40x = 1,025,123.70 × 177,979.40
  4. Step 4: Simplify right side
    683,419.40x = 182,450,901,051.78
  5. Step 5: Solve for x
    x = 182,450,901,051.78/683,419.40
  6. Step 6: Final answer
    x = 266,967.69

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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.