Home / 457,306.74-631,081.98-263,713.50

Finding the Fourth Proportional to 457,306.74, 631,081.98 and 263,713.50

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Solution

The fourth proportional to 457,306.74, 631,081.98 and 263,713.50 is: 363,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,306.74 : 631,081.98 = 263,713.50 : x
  2. Step 2: Convert to fraction form
    457,306.74/631,081.98 = 263,713.50/x
  3. Step 3: Cross multiply
    457,306.74x = 631,081.98 × 263,713.50
  4. Step 4: Simplify right side
    457,306.74x = 166,424,837,732.73
  5. Step 5: Solve for x
    x = 166,424,837,732.73/457,306.74
  6. Step 6: Final answer
    x = 363,923.87

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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.