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Finding the Fourth Proportional to 363,074.20, 544,028.10 and 303,587.80

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Solution

The fourth proportional to 363,074.20, 544,028.10 and 303,587.80 is: 454,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,074.20 : 544,028.10 = 303,587.80 : x
  2. Step 2: Convert to fraction form
    363,074.20/544,028.10 = 303,587.80/x
  3. Step 3: Cross multiply
    363,074.20x = 544,028.10 × 303,587.80
  4. Step 4: Simplify right side
    363,074.20x = 165,160,294,017.18
  5. Step 5: Solve for x
    x = 165,160,294,017.18/363,074.20
  6. Step 6: Final answer
    x = 454,894.05

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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.