Home / 826,630.73-1,140,801.48-550,515.14

Finding the Fourth Proportional to 826,630.73, 1,140,801.48 and 550,515.14

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Solution

The fourth proportional to 826,630.73, 1,140,801.48 and 550,515.14 is: 759,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,630.73 : 1,140,801.48 = 550,515.14 : x
  2. Step 2: Convert to fraction form
    826,630.73/1,140,801.48 = 550,515.14/x
  3. Step 3: Cross multiply
    826,630.73x = 1,140,801.48 × 550,515.14
  4. Step 4: Simplify right side
    826,630.73x = 628,028,486,474.41
  5. Step 5: Solve for x
    x = 628,028,486,474.41/826,630.73
  6. Step 6: Final answer
    x = 759,744.91

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Double scale
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1.5x scale

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.