Home / 577,211.88-865,931.22-177,784.68

Finding the Fourth Proportional to 577,211.88, 865,931.22 and 177,784.68

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Solution

The fourth proportional to 577,211.88, 865,931.22 and 177,784.68 is: 266,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,211.88 : 865,931.22 = 177,784.68 : x
  2. Step 2: Convert to fraction form
    577,211.88/865,931.22 = 177,784.68/x
  3. Step 3: Cross multiply
    577,211.88x = 865,931.22 × 177,784.68
  4. Step 4: Simplify right side
    577,211.88x = 153,949,304,849.71
  5. Step 5: Solve for x
    x = 153,949,304,849.71/577,211.88
  6. Step 6: Final answer
    x = 266,711.95

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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.