Home / 635,486.47-953,228.91-162,171.83

Finding the Fourth Proportional to 635,486.47, 953,228.91 and 162,171.83

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Solution

The fourth proportional to 635,486.47, 953,228.91 and 162,171.83 is: 243,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,486.47 : 953,228.91 = 162,171.83 : x
  2. Step 2: Convert to fraction form
    635,486.47/953,228.91 = 162,171.83/x
  3. Step 3: Cross multiply
    635,486.47x = 953,228.91 × 162,171.83
  4. Step 4: Simplify right side
    635,486.47x = 154,586,876,743.61
  5. Step 5: Solve for x
    x = 154,586,876,743.61/635,486.47
  6. Step 6: Final answer
    x = 243,257.54

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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.