Home / 799,618.60-1,102,759.10-663,436.84

Finding the Fourth Proportional to 799,618.60, 1,102,759.10 and 663,436.84

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Solution

The fourth proportional to 799,618.60, 1,102,759.10 and 663,436.84 is: 914,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,618.60 : 1,102,759.10 = 663,436.84 : x
  2. Step 2: Convert to fraction form
    799,618.60/1,102,759.10 = 663,436.84/x
  3. Step 3: Cross multiply
    799,618.60x = 1,102,759.10 × 663,436.84
  4. Step 4: Simplify right side
    799,618.60x = 731,611,012,585.24
  5. Step 5: Solve for x
    x = 731,611,012,585.24/799,618.60
  6. Step 6: Final answer
    x = 914,949.97

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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.