Home / 691,326.24-1,037,005.68-185,888.16

Finding the Fourth Proportional to 691,326.24, 1,037,005.68 and 185,888.16

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Solution

The fourth proportional to 691,326.24, 1,037,005.68 and 185,888.16 is: 278,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,326.24 : 1,037,005.68 = 185,888.16 : x
  2. Step 2: Convert to fraction form
    691,326.24/1,037,005.68 = 185,888.16/x
  3. Step 3: Cross multiply
    691,326.24x = 1,037,005.68 × 185,888.16
  4. Step 4: Simplify right side
    691,326.24x = 192,767,077,764.75
  5. Step 5: Solve for x
    x = 192,767,077,764.75/691,326.24
  6. Step 6: Final answer
    x = 278,836.63

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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.