Home / 583,780.62-805,606.56-329,132.10

Finding the Fourth Proportional to 583,780.62, 805,606.56 and 329,132.10

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Solution

The fourth proportional to 583,780.62, 805,606.56 and 329,132.10 is: 454,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,780.62 : 805,606.56 = 329,132.10 : x
  2. Step 2: Convert to fraction form
    583,780.62/805,606.56 = 329,132.10/x
  3. Step 3: Cross multiply
    583,780.62x = 805,606.56 × 329,132.10
  4. Step 4: Simplify right side
    583,780.62x = 265,150,978,866.58
  5. Step 5: Solve for x
    x = 265,150,978,866.58/583,780.62
  6. Step 6: Final answer
    x = 454,196.27

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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.