Home / 758,932.74-1,047,348.83-414,787.79

Finding the Fourth Proportional to 758,932.74, 1,047,348.83 and 414,787.79

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Solution

The fourth proportional to 758,932.74, 1,047,348.83 and 414,787.79 is: 572,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,932.74 : 1,047,348.83 = 414,787.79 : x
  2. Step 2: Convert to fraction form
    758,932.74/1,047,348.83 = 414,787.79/x
  3. Step 3: Cross multiply
    758,932.74x = 1,047,348.83 × 414,787.79
  4. Step 4: Simplify right side
    758,932.74x = 434,427,504,318.79
  5. Step 5: Solve for x
    x = 434,427,504,318.79/758,932.74
  6. Step 6: Final answer
    x = 572,418.98

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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.