Home / 769,677.80-1,154,516.70-732,936.20

Finding the Fourth Proportional to 769,677.80, 1,154,516.70 and 732,936.20

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Solution

The fourth proportional to 769,677.80, 1,154,516.70 and 732,936.20 is: 1,099,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,677.80 : 1,154,516.70 = 732,936.20 : x
  2. Step 2: Convert to fraction form
    769,677.80/1,154,516.70 = 732,936.20/x
  3. Step 3: Cross multiply
    769,677.80x = 1,154,516.70 × 732,936.20
  4. Step 4: Simplify right side
    769,677.80x = 846,187,082,934.54
  5. Step 5: Solve for x
    x = 846,187,082,934.54/769,677.80
  6. Step 6: Final answer
    x = 1,099,404.30

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Double scale
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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.