Home / 428,317.94-591,069.93-237,329.66

Finding the Fourth Proportional to 428,317.94, 591,069.93 and 237,329.66

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Solution

The fourth proportional to 428,317.94, 591,069.93 and 237,329.66 is: 327,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,317.94 : 591,069.93 = 237,329.66 : x
  2. Step 2: Convert to fraction form
    428,317.94/591,069.93 = 237,329.66/x
  3. Step 3: Cross multiply
    428,317.94x = 591,069.93 × 237,329.66
  4. Step 4: Simplify right side
    428,317.94x = 140,278,422,567.77
  5. Step 5: Solve for x
    x = 140,278,422,567.77/428,317.94
  6. Step 6: Final answer
    x = 327,510.04

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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.