Home / 458,934.69-688,246.79-174,557.73

Finding the Fourth Proportional to 458,934.69, 688,246.79 and 174,557.73

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Solution

The fourth proportional to 458,934.69, 688,246.79 and 174,557.73 is: 261,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,934.69 : 688,246.79 = 174,557.73 : x
  2. Step 2: Convert to fraction form
    458,934.69/688,246.79 = 174,557.73/x
  3. Step 3: Cross multiply
    458,934.69x = 688,246.79 × 174,557.73
  4. Step 4: Simplify right side
    458,934.69x = 120,138,796,469.40
  5. Step 5: Solve for x
    x = 120,138,796,469.40/458,934.69
  6. Step 6: Final answer
    x = 261,777.55

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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.