Home / 694,792.40-1,042,246.20-221,464.40

Finding the Fourth Proportional to 694,792.40, 1,042,246.20 and 221,464.40

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Solution

The fourth proportional to 694,792.40, 1,042,246.20 and 221,464.40 is: 332,214.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,792.40 : 1,042,246.20 = 221,464.40 : x
  2. Step 2: Convert to fraction form
    694,792.40/1,042,246.20 = 221,464.40/x
  3. Step 3: Cross multiply
    694,792.40x = 1,042,246.20 × 221,464.40
  4. Step 4: Simplify right side
    694,792.40x = 230,820,429,335.28
  5. Step 5: Solve for x
    x = 230,820,429,335.28/694,792.40
  6. Step 6: Final answer
    x = 332,214.96

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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.