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Finding the Fourth Proportional to 363,499.38, 545,256.35 and 97,259.46

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Solution

The fourth proportional to 363,499.38, 545,256.35 and 97,259.46 is: 145,891.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,499.38 : 545,256.35 = 97,259.46 : x
  2. Step 2: Convert to fraction form
    363,499.38/545,256.35 = 97,259.46/x
  3. Step 3: Cross multiply
    363,499.38x = 545,256.35 × 97,259.46
  4. Step 4: Simplify right side
    363,499.38x = 53,031,339,768.86
  5. Step 5: Solve for x
    x = 53,031,339,768.86/363,499.38
  6. Step 6: Final answer
    x = 145,891.14

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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.