Home / 578,632.20-867,314.70-204,462.60

Finding the Fourth Proportional to 578,632.20, 867,314.70 and 204,462.60

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Solution

The fourth proportional to 578,632.20, 867,314.70 and 204,462.60 is: 306,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,632.20 : 867,314.70 = 204,462.60 : x
  2. Step 2: Convert to fraction form
    578,632.20/867,314.70 = 204,462.60/x
  3. Step 3: Cross multiply
    578,632.20x = 867,314.70 × 204,462.60
  4. Step 4: Simplify right side
    578,632.20x = 177,333,418,580.22
  5. Step 5: Solve for x
    x = 177,333,418,580.22/578,632.20
  6. Step 6: Final answer
    x = 306,470.01

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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.