Home / 546,530.40-819,795.60-396,064.80

Finding the Fourth Proportional to 546,530.40, 819,795.60 and 396,064.80

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Solution

The fourth proportional to 546,530.40, 819,795.60 and 396,064.80 is: 594,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,530.40 : 819,795.60 = 396,064.80 : x
  2. Step 2: Convert to fraction form
    546,530.40/819,795.60 = 396,064.80/x
  3. Step 3: Cross multiply
    546,530.40x = 819,795.60 × 396,064.80
  4. Step 4: Simplify right side
    546,530.40x = 324,692,180,354.88
  5. Step 5: Solve for x
    x = 324,692,180,354.88/546,530.40
  6. Step 6: Final answer
    x = 594,097.20

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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.