Home / 578,970.96-868,511.48-179,616.08

Finding the Fourth Proportional to 578,970.96, 868,511.48 and 179,616.08

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Solution

The fourth proportional to 578,970.96, 868,511.48 and 179,616.08 is: 269,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,970.96 : 868,511.48 = 179,616.08 : x
  2. Step 2: Convert to fraction form
    578,970.96/868,511.48 = 179,616.08/x
  3. Step 3: Cross multiply
    578,970.96x = 868,511.48 × 179,616.08
  4. Step 4: Simplify right side
    578,970.96x = 155,998,627,472.60
  5. Step 5: Solve for x
    x = 155,998,627,472.60/578,970.96
  6. Step 6: Final answer
    x = 269,441.20

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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.