Home / 866,883.45-1,196,028.02-522,824.61

Finding the Fourth Proportional to 866,883.45, 1,196,028.02 and 522,824.61

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Solution

The fourth proportional to 866,883.45, 1,196,028.02 and 522,824.61 is: 721,334.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,883.45 : 1,196,028.02 = 522,824.61 : x
  2. Step 2: Convert to fraction form
    866,883.45/1,196,028.02 = 522,824.61/x
  3. Step 3: Cross multiply
    866,883.45x = 1,196,028.02 × 522,824.61
  4. Step 4: Simplify right side
    866,883.45x = 625,312,880,491.45
  5. Step 5: Solve for x
    x = 625,312,880,491.45/866,883.45
  6. Step 6: Final answer
    x = 721,334.43

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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.