Home / 856,286.68-1,181,677.14-474,305.26

Finding the Fourth Proportional to 856,286.68, 1,181,677.14 and 474,305.26

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Solution

The fourth proportional to 856,286.68, 1,181,677.14 and 474,305.26 is: 654,542.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,286.68 : 1,181,677.14 = 474,305.26 : x
  2. Step 2: Convert to fraction form
    856,286.68/1,181,677.14 = 474,305.26/x
  3. Step 3: Cross multiply
    856,286.68x = 1,181,677.14 × 474,305.26
  4. Step 4: Simplify right side
    856,286.68x = 560,475,683,123.76
  5. Step 5: Solve for x
    x = 560,475,683,123.76/856,286.68
  6. Step 6: Final answer
    x = 654,542.10

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.