Home / 914,616.40-1,371,924.60-240,801.70

Finding the Fourth Proportional to 914,616.40, 1,371,924.60 and 240,801.70

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Solution

The fourth proportional to 914,616.40, 1,371,924.60 and 240,801.70 is: 361,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,616.40 : 1,371,924.60 = 240,801.70 : x
  2. Step 2: Convert to fraction form
    914,616.40/1,371,924.60 = 240,801.70/x
  3. Step 3: Cross multiply
    914,616.40x = 1,371,924.60 × 240,801.70
  4. Step 4: Simplify right side
    914,616.40x = 330,361,775,951.82
  5. Step 5: Solve for x
    x = 330,361,775,951.82/914,616.40
  6. Step 6: Final answer
    x = 361,202.55

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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.