Home / 886,932.64-1,223,972.46-484,524.64

Finding the Fourth Proportional to 886,932.64, 1,223,972.46 and 484,524.64

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Solution

The fourth proportional to 886,932.64, 1,223,972.46 and 484,524.64 is: 668,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,932.64 : 1,223,972.46 = 484,524.64 : x
  2. Step 2: Convert to fraction form
    886,932.64/1,223,972.46 = 484,524.64/x
  3. Step 3: Cross multiply
    886,932.64x = 1,223,972.46 × 484,524.64
  4. Step 4: Simplify right side
    886,932.64x = 593,044,815,551.41
  5. Step 5: Solve for x
    x = 593,044,815,551.41/886,932.64
  6. Step 6: Final answer
    x = 668,646.96

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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.