Home / 578,866.67-868,384.06-179,539.61

Finding the Fourth Proportional to 578,866.67, 868,384.06 and 179,539.61

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Solution

The fourth proportional to 578,866.67, 868,384.06 and 179,539.61 is: 269,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,866.67 : 868,384.06 = 179,539.61 : x
  2. Step 2: Convert to fraction form
    578,866.67/868,384.06 = 179,539.61/x
  3. Step 3: Cross multiply
    578,866.67x = 868,384.06 × 179,539.61
  4. Step 4: Simplify right side
    578,866.67x = 155,909,330,671.85
  5. Step 5: Solve for x
    x = 155,909,330,671.85/578,866.67
  6. Step 6: Final answer
    x = 269,335.48

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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.