Home / 577,135.20-865,797.66-177,776.04

Finding the Fourth Proportional to 577,135.20, 865,797.66 and 177,776.04

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Solution

The fourth proportional to 577,135.20, 865,797.66 and 177,776.04 is: 266,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,135.20 : 865,797.66 = 177,776.04 : x
  2. Step 2: Convert to fraction form
    577,135.20/865,797.66 = 177,776.04/x
  3. Step 3: Cross multiply
    577,135.20x = 865,797.66 × 177,776.04
  4. Step 4: Simplify right side
    577,135.20x = 153,918,079,436.07
  5. Step 5: Solve for x
    x = 153,918,079,436.07/577,135.20
  6. Step 6: Final answer
    x = 266,693.28

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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.