Home / 654,724-982,127.52-205,462.58

Finding the Fourth Proportional to 654,724, 982,127.52 and 205,462.58

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Solution

The fourth proportional to 654,724, 982,127.52 and 205,462.58 is: 308,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,724 : 982,127.52 = 205,462.58 : x
  2. Step 2: Convert to fraction form
    654,724/982,127.52 = 205,462.58/x
  3. Step 3: Cross multiply
    654,724x = 982,127.52 × 205,462.58
  4. Step 4: Simplify right side
    654,724x = 201,790,454,148.20
  5. Step 5: Solve for x
    x = 201,790,454,148.20/654,724
  6. Step 6: Final answer
    x = 308,206.90

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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.