Home / 546,122.14-819,344.46-280,069

Finding the Fourth Proportional to 546,122.14, 819,344.46 and 280,069

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Solution

The fourth proportional to 546,122.14, 819,344.46 and 280,069 is: 420,186.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,122.14 : 819,344.46 = 280,069 : x
  2. Step 2: Convert to fraction form
    546,122.14/819,344.46 = 280,069/x
  3. Step 3: Cross multiply
    546,122.14x = 819,344.46 × 280,069
  4. Step 4: Simplify right side
    546,122.14x = 229,472,983,567.74
  5. Step 5: Solve for x
    x = 229,472,983,567.74/546,122.14
  6. Step 6: Final answer
    x = 420,186.19

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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.