Home / 438,575.24-605,233.73-247,588.62

Finding the Fourth Proportional to 438,575.24, 605,233.73 and 247,588.62

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Solution

The fourth proportional to 438,575.24, 605,233.73 and 247,588.62 is: 341,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,575.24 : 605,233.73 = 247,588.62 : x
  2. Step 2: Convert to fraction form
    438,575.24/605,233.73 = 247,588.62/x
  3. Step 3: Cross multiply
    438,575.24x = 605,233.73 × 247,588.62
  4. Step 4: Simplify right side
    438,575.24x = 149,848,982,750.21
  5. Step 5: Solve for x
    x = 149,848,982,750.21/438,575.24
  6. Step 6: Final answer
    x = 341,672.24

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1.5x scale

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.