Home / 457,559.19-685,932.75-173,050.74

Finding the Fourth Proportional to 457,559.19, 685,932.75 and 173,050.74

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Solution

The fourth proportional to 457,559.19, 685,932.75 and 173,050.74 is: 259,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,559.19 : 685,932.75 = 173,050.74 : x
  2. Step 2: Convert to fraction form
    457,559.19/685,932.75 = 173,050.74/x
  3. Step 3: Cross multiply
    457,559.19x = 685,932.75 × 173,050.74
  4. Step 4: Simplify right side
    457,559.19x = 118,701,169,977.74
  5. Step 5: Solve for x
    x = 118,701,169,977.74/457,559.19
  6. Step 6: Final answer
    x = 259,422.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.