Home / 923,074.29-1,273,839.75-515,171.66

Finding the Fourth Proportional to 923,074.29, 1,273,839.75 and 515,171.66

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Solution

The fourth proportional to 923,074.29, 1,273,839.75 and 515,171.66 is: 710,935.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,074.29 : 1,273,839.75 = 515,171.66 : x
  2. Step 2: Convert to fraction form
    923,074.29/1,273,839.75 = 515,171.66/x
  3. Step 3: Cross multiply
    923,074.29x = 1,273,839.75 × 515,171.66
  4. Step 4: Simplify right side
    923,074.29x = 656,246,132,212.29
  5. Step 5: Solve for x
    x = 656,246,132,212.29/923,074.29
  6. Step 6: Final answer
    x = 710,935.34

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1.5x scale

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.