Home / 700,730.50-966,972.32-394,824.96

Finding the Fourth Proportional to 700,730.50, 966,972.32 and 394,824.96

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Solution

The fourth proportional to 700,730.50, 966,972.32 and 394,824.96 is: 544,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,730.50 : 966,972.32 = 394,824.96 : x
  2. Step 2: Convert to fraction form
    700,730.50/966,972.32 = 394,824.96/x
  3. Step 3: Cross multiply
    700,730.50x = 966,972.32 × 394,824.96
  4. Step 4: Simplify right side
    700,730.50x = 381,784,807,565.11
  5. Step 5: Solve for x
    x = 381,784,807,565.11/700,730.50
  6. Step 6: Final answer
    x = 544,838.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.