Home / 689,087.97-1,033,549.92-183,686.85

Finding the Fourth Proportional to 689,087.97, 1,033,549.92 and 183,686.85

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Solution

The fourth proportional to 689,087.97, 1,033,549.92 and 183,686.85 is: 275,508.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,087.97 : 1,033,549.92 = 183,686.85 : x
  2. Step 2: Convert to fraction form
    689,087.97/1,033,549.92 = 183,686.85/x
  3. Step 3: Cross multiply
    689,087.97x = 1,033,549.92 × 183,686.85
  4. Step 4: Simplify right side
    689,087.97x = 189,849,529,122.55
  5. Step 5: Solve for x
    x = 189,849,529,122.55/689,087.97
  6. Step 6: Final answer
    x = 275,508.41

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1.5x scale

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.