Home / 577,154.13-865,825.97-177,786.15

Finding the Fourth Proportional to 577,154.13, 865,825.97 and 177,786.15

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Solution

The fourth proportional to 577,154.13, 865,825.97 and 177,786.15 is: 266,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,154.13 : 865,825.97 = 177,786.15 : x
  2. Step 2: Convert to fraction form
    577,154.13/865,825.97 = 177,786.15/x
  3. Step 3: Cross multiply
    577,154.13x = 865,825.97 × 177,786.15
  4. Step 4: Simplify right side
    577,154.13x = 153,931,864,887.39
  5. Step 5: Solve for x
    x = 153,931,864,887.39/577,154.13
  6. Step 6: Final answer
    x = 266,708.42

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1.5x scale

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.