Home / 585,220.05-878,048.78-230,481.36

Finding the Fourth Proportional to 585,220.05, 878,048.78 and 230,481.36

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Solution

The fourth proportional to 585,220.05, 878,048.78 and 230,481.36 is: 345,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,220.05 : 878,048.78 = 230,481.36 : x
  2. Step 2: Convert to fraction form
    585,220.05/878,048.78 = 230,481.36/x
  3. Step 3: Cross multiply
    585,220.05x = 878,048.78 × 230,481.36
  4. Step 4: Simplify right side
    585,220.05x = 202,373,875,808.33
  5. Step 5: Solve for x
    x = 202,373,875,808.33/585,220.05
  6. Step 6: Final answer
    x = 345,808.17

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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.