Home / 434,584.30-651,876.45-222,007.90

Finding the Fourth Proportional to 434,584.30, 651,876.45 and 222,007.90

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Solution

The fourth proportional to 434,584.30, 651,876.45 and 222,007.90 is: 333,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,584.30 : 651,876.45 = 222,007.90 : x
  2. Step 2: Convert to fraction form
    434,584.30/651,876.45 = 222,007.90/x
  3. Step 3: Cross multiply
    434,584.30x = 651,876.45 × 222,007.90
  4. Step 4: Simplify right side
    434,584.30x = 144,721,721,723.96
  5. Step 5: Solve for x
    x = 144,721,721,723.96/434,584.30
  6. Step 6: Final answer
    x = 333,011.85

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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.