Home / 438,171.17-604,704.42-247,180.46

Finding the Fourth Proportional to 438,171.17, 604,704.42 and 247,180.46

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Solution

The fourth proportional to 438,171.17, 604,704.42 and 247,180.46 is: 341,124.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,171.17 : 604,704.42 = 247,180.46 : x
  2. Step 2: Convert to fraction form
    438,171.17/604,704.42 = 247,180.46/x
  3. Step 3: Cross multiply
    438,171.17x = 604,704.42 × 247,180.46
  4. Step 4: Simplify right side
    438,171.17x = 149,471,113,676.11
  5. Step 5: Solve for x
    x = 149,471,113,676.11/438,171.17
  6. Step 6: Final answer
    x = 341,124.94

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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.