Home / 858,952.44-1,185,347.88-476,980.56

Finding the Fourth Proportional to 858,952.44, 1,185,347.88 and 476,980.56

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Solution

The fourth proportional to 858,952.44, 1,185,347.88 and 476,980.56 is: 658,229.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,952.44 : 1,185,347.88 = 476,980.56 : x
  2. Step 2: Convert to fraction form
    858,952.44/1,185,347.88 = 476,980.56/x
  3. Step 3: Cross multiply
    858,952.44x = 1,185,347.88 × 476,980.56
  4. Step 4: Simplify right side
    858,952.44x = 565,387,895,597.21
  5. Step 5: Solve for x
    x = 565,387,895,597.21/858,952.44
  6. Step 6: Final answer
    x = 658,229.57

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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.