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Finding the Fourth Proportional to 363,445.98, 545,168.84 and 97,199.58

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Solution

The fourth proportional to 363,445.98, 545,168.84 and 97,199.58 is: 145,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,445.98 : 545,168.84 = 97,199.58 : x
  2. Step 2: Convert to fraction form
    363,445.98/545,168.84 = 97,199.58/x
  3. Step 3: Cross multiply
    363,445.98x = 545,168.84 × 97,199.58
  4. Step 4: Simplify right side
    363,445.98x = 52,990,180,768.90
  5. Step 5: Solve for x
    x = 52,990,180,768.90/363,445.98
  6. Step 6: Final answer
    x = 145,799.33

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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.