Home / 689,139.59-1,033,758.64-183,697.97

Finding the Fourth Proportional to 689,139.59, 1,033,758.64 and 183,697.97

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Solution

The fourth proportional to 689,139.59, 1,033,758.64 and 183,697.97 is: 275,560.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,139.59 : 1,033,758.64 = 183,697.97 : x
  2. Step 2: Convert to fraction form
    689,139.59/1,033,758.64 = 183,697.97/x
  3. Step 3: Cross multiply
    689,139.59x = 1,033,758.64 × 183,697.97
  4. Step 4: Simplify right side
    689,139.59x = 189,899,357,550.68
  5. Step 5: Solve for x
    x = 189,899,357,550.68/689,139.59
  6. Step 6: Final answer
    x = 275,560.08

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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.