Home / 761,456.37-1,141,380.81-255,537.66

Finding the Fourth Proportional to 761,456.37, 1,141,380.81 and 255,537.66

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Solution

The fourth proportional to 761,456.37, 1,141,380.81 and 255,537.66 is: 383,036.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,456.37 : 1,141,380.81 = 255,537.66 : x
  2. Step 2: Convert to fraction form
    761,456.37/1,141,380.81 = 255,537.66/x
  3. Step 3: Cross multiply
    761,456.37x = 1,141,380.81 × 255,537.66
  4. Step 4: Simplify right side
    761,456.37x = 291,665,781,356.31
  5. Step 5: Solve for x
    x = 291,665,781,356.31/761,456.37
  6. Step 6: Final answer
    x = 383,036.76

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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.