Home / 923,252.36-1,274,084.82-515,350.64

Finding the Fourth Proportional to 923,252.36, 1,274,084.82 and 515,350.64

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Solution

The fourth proportional to 923,252.36, 1,274,084.82 and 515,350.64 is: 711,181.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,252.36 : 1,274,084.82 = 515,350.64 : x
  2. Step 2: Convert to fraction form
    923,252.36/1,274,084.82 = 515,350.64/x
  3. Step 3: Cross multiply
    923,252.36x = 1,274,084.82 × 515,350.64
  4. Step 4: Simplify right side
    923,252.36x = 656,600,427,401.29
  5. Step 5: Solve for x
    x = 656,600,427,401.29/923,252.36
  6. Step 6: Final answer
    x = 711,181.96

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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.