Home / 739,486.98-1,109,358.05-234,039.69

Finding the Fourth Proportional to 739,486.98, 1,109,358.05 and 234,039.69

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Solution

The fourth proportional to 739,486.98, 1,109,358.05 and 234,039.69 is: 351,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,486.98 : 1,109,358.05 = 234,039.69 : x
  2. Step 2: Convert to fraction form
    739,486.98/1,109,358.05 = 234,039.69/x
  3. Step 3: Cross multiply
    739,486.98x = 1,109,358.05 × 234,039.69
  4. Step 4: Simplify right side
    739,486.98x = 259,633,812,950.81
  5. Step 5: Solve for x
    x = 259,633,812,950.81/739,486.98
  6. Step 6: Final answer
    x = 351,099.91

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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.