Home / 923,811.57-1,274,846.51-515,909.10

Finding the Fourth Proportional to 923,811.57, 1,274,846.51 and 515,909.10

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Solution

The fourth proportional to 923,811.57, 1,274,846.51 and 515,909.10 is: 711,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,811.57 : 1,274,846.51 = 515,909.10 : x
  2. Step 2: Convert to fraction form
    923,811.57/1,274,846.51 = 515,909.10/x
  3. Step 3: Cross multiply
    923,811.57x = 1,274,846.51 × 515,909.10
  4. Step 4: Simplify right side
    923,811.57x = 657,704,915,612.24
  5. Step 5: Solve for x
    x = 657,704,915,612.24/923,811.57
  6. Step 6: Final answer
    x = 711,947.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.