Home / 526,684.09-726,824.03-284,966.66

Finding the Fourth Proportional to 526,684.09, 726,824.03 and 284,966.66

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Solution

The fourth proportional to 526,684.09, 726,824.03 and 284,966.66 is: 393,253.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,684.09 : 726,824.03 = 284,966.66 : x
  2. Step 2: Convert to fraction form
    526,684.09/726,824.03 = 284,966.66/x
  3. Step 3: Cross multiply
    526,684.09x = 726,824.03 × 284,966.66
  4. Step 4: Simplify right side
    526,684.09x = 207,120,616,236.84
  5. Step 5: Solve for x
    x = 207,120,616,236.84/526,684.09
  6. Step 6: Final answer
    x = 393,253.98

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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.