Home / 906,348.54-1,250,736.05-498,450.40

Finding the Fourth Proportional to 906,348.54, 1,250,736.05 and 498,450.40

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Solution

The fourth proportional to 906,348.54, 1,250,736.05 and 498,450.40 is: 687,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,348.54 : 1,250,736.05 = 498,450.40 : x
  2. Step 2: Convert to fraction form
    906,348.54/1,250,736.05 = 498,450.40/x
  3. Step 3: Cross multiply
    906,348.54x = 1,250,736.05 × 498,450.40
  4. Step 4: Simplify right side
    906,348.54x = 623,429,891,722.31
  5. Step 5: Solve for x
    x = 623,429,891,722.31/906,348.54
  6. Step 6: Final answer
    x = 687,847.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.