Home / 696,019.20-1,045,000.80-444,854.40

Finding the Fourth Proportional to 696,019.20, 1,045,000.80 and 444,854.40

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Solution

The fourth proportional to 696,019.20, 1,045,000.80 and 444,854.40 is: 667,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,019.20 : 1,045,000.80 = 444,854.40 : x
  2. Step 2: Convert to fraction form
    696,019.20/1,045,000.80 = 444,854.40/x
  3. Step 3: Cross multiply
    696,019.20x = 1,045,000.80 × 444,854.40
  4. Step 4: Simplify right side
    696,019.20x = 464,873,203,883.52
  5. Step 5: Solve for x
    x = 464,873,203,883.52/696,019.20
  6. Step 6: Final answer
    x = 667,902.85

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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.