Home / 612,232.82-918,351.25-185,772.27

Finding the Fourth Proportional to 612,232.82, 918,351.25 and 185,772.27

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Solution

The fourth proportional to 612,232.82, 918,351.25 and 185,772.27 is: 278,659.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,232.82 : 918,351.25 = 185,772.27 : x
  2. Step 2: Convert to fraction form
    612,232.82/918,351.25 = 185,772.27/x
  3. Step 3: Cross multiply
    612,232.82x = 918,351.25 × 185,772.27
  4. Step 4: Simplify right side
    612,232.82x = 170,604,196,369.84
  5. Step 5: Solve for x
    x = 170,604,196,369.84/612,232.82
  6. Step 6: Final answer
    x = 278,659.02

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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.