Home / 626,541.06-940,151.78-266,653.20

Finding the Fourth Proportional to 626,541.06, 940,151.78 and 266,653.20

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Solution

The fourth proportional to 626,541.06, 940,151.78 and 266,653.20 is: 400,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,541.06 : 940,151.78 = 266,653.20 : x
  2. Step 2: Convert to fraction form
    626,541.06/940,151.78 = 266,653.20/x
  3. Step 3: Cross multiply
    626,541.06x = 940,151.78 × 266,653.20
  4. Step 4: Simplify right side
    626,541.06x = 250,694,480,622.70
  5. Step 5: Solve for x
    x = 250,694,480,622.70/626,541.06
  6. Step 6: Final answer
    x = 400,124.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.