Home / 635,486.23-953,228.54-162,171.59

Finding the Fourth Proportional to 635,486.23, 953,228.54 and 162,171.59

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Solution

The fourth proportional to 635,486.23, 953,228.54 and 162,171.59 is: 243,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,486.23 : 953,228.54 = 162,171.59 : x
  2. Step 2: Convert to fraction form
    635,486.23/953,228.54 = 162,171.59/x
  3. Step 3: Cross multiply
    635,486.23x = 953,228.54 × 162,171.59
  4. Step 4: Simplify right side
    635,486.23x = 154,586,583,604.47
  5. Step 5: Solve for x
    x = 154,586,583,604.47/635,486.23
  6. Step 6: Final answer
    x = 243,257.17

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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.