Home / 691,708.33-1,037,484.56-186,306.29

Finding the Fourth Proportional to 691,708.33, 1,037,484.56 and 186,306.29

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Solution

The fourth proportional to 691,708.33, 1,037,484.56 and 186,306.29 is: 279,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,708.33 : 1,037,484.56 = 186,306.29 : x
  2. Step 2: Convert to fraction form
    691,708.33/1,037,484.56 = 186,306.29/x
  3. Step 3: Cross multiply
    691,708.33x = 1,037,484.56 × 186,306.29
  4. Step 4: Simplify right side
    691,708.33x = 193,289,900,968.06
  5. Step 5: Solve for x
    x = 193,289,900,968.06/691,708.33
  6. Step 6: Final answer
    x = 279,438.45

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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.