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Finding the Fourth Proportional to 546,633.60, 819,950.40 and 335,587.20

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Solution

The fourth proportional to 546,633.60, 819,950.40 and 335,587.20 is: 503,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,633.60 : 819,950.40 = 335,587.20 : x
  2. Step 2: Convert to fraction form
    546,633.60/819,950.40 = 335,587.20/x
  3. Step 3: Cross multiply
    546,633.60x = 819,950.40 × 335,587.20
  4. Step 4: Simplify right side
    546,633.60x = 275,164,858,874.88
  5. Step 5: Solve for x
    x = 275,164,858,874.88/546,633.60
  6. Step 6: Final answer
    x = 503,380.80

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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.