Home / 677,580.20-936,159.00-576,672.02

Finding the Fourth Proportional to 677,580.20, 936,159.00 and 576,672.02

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Solution

The fourth proportional to 677,580.20, 936,159.00 and 576,672.02 is: 796,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,580.20 : 936,159.00 = 576,672.02 : x
  2. Step 2: Convert to fraction form
    677,580.20/936,159.00 = 576,672.02/x
  3. Step 3: Cross multiply
    677,580.20x = 936,159.00 × 576,672.02
  4. Step 4: Simplify right side
    677,580.20x = 539,856,706,748.14
  5. Step 5: Solve for x
    x = 539,856,706,748.14/677,580.20
  6. Step 6: Final answer
    x = 796,742.15

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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.