Home / 818,763.93-1,222,388.84-625,627.59

Finding the Fourth Proportional to 818,763.93, 1,222,388.84 and 625,627.59

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Solution

The fourth proportional to 818,763.93, 1,222,388.84 and 625,627.59 is: 934,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,763.93 : 1,222,388.84 = 625,627.59 : x
  2. Step 2: Convert to fraction form
    818,763.93/1,222,388.84 = 625,627.59/x
  3. Step 3: Cross multiply
    818,763.93x = 1,222,388.84 × 625,627.59
  4. Step 4: Simplify right side
    818,763.93x = 764,760,180,883.96
  5. Step 5: Solve for x
    x = 764,760,180,883.96/818,763.93
  6. Step 6: Final answer
    x = 934,042.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.