Home / 578,216.17-797,173.80-474,470.36

Finding the Fourth Proportional to 578,216.17, 797,173.80 and 474,470.36

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Solution

The fourth proportional to 578,216.17, 797,173.80 and 474,470.36 is: 654,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,216.17 : 797,173.80 = 474,470.36 : x
  2. Step 2: Convert to fraction form
    578,216.17/797,173.80 = 474,470.36/x
  3. Step 3: Cross multiply
    578,216.17x = 797,173.80 × 474,470.36
  4. Step 4: Simplify right side
    578,216.17x = 378,235,339,761.73
  5. Step 5: Solve for x
    x = 378,235,339,761.73/578,216.17
  6. Step 6: Final answer
    x = 654,141.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.