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Finding the Fourth Proportional to 363,385.77, 545,037.06 and 97,167.04

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Solution

The fourth proportional to 363,385.77, 545,037.06 and 97,167.04 is: 145,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,385.77 : 545,037.06 = 97,167.04 : x
  2. Step 2: Convert to fraction form
    363,385.77/545,037.06 = 97,167.04/x
  3. Step 3: Cross multiply
    363,385.77x = 545,037.06 × 97,167.04
  4. Step 4: Simplify right side
    363,385.77x = 52,959,637,567.58
  5. Step 5: Solve for x
    x = 52,959,637,567.58/363,385.77
  6. Step 6: Final answer
    x = 145,739.44

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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.