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Finding the Fourth Proportional to 373,451.40, 559,950.84 and 148,845.96

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Solution

The fourth proportional to 373,451.40, 559,950.84 and 148,845.96 is: 223,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,451.40 : 559,950.84 = 148,845.96 : x
  2. Step 2: Convert to fraction form
    373,451.40/559,950.84 = 148,845.96/x
  3. Step 3: Cross multiply
    373,451.40x = 559,950.84 × 148,845.96
  4. Step 4: Simplify right side
    373,451.40x = 83,346,420,332.61
  5. Step 5: Solve for x
    x = 83,346,420,332.61/373,451.40
  6. Step 6: Final answer
    x = 223,178.76

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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.