Home / 716,695.88-1,075,708.42-361,958.80

Finding the Fourth Proportional to 716,695.88, 1,075,708.42 and 361,958.80

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Solution

The fourth proportional to 716,695.88, 1,075,708.42 and 361,958.80 is: 543,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,695.88 : 1,075,708.42 = 361,958.80 : x
  2. Step 2: Convert to fraction form
    716,695.88/1,075,708.42 = 361,958.80/x
  3. Step 3: Cross multiply
    716,695.88x = 1,075,708.42 × 361,958.80
  4. Step 4: Simplify right side
    716,695.88x = 389,362,128,853.10
  5. Step 5: Solve for x
    x = 389,362,128,853.10/716,695.88
  6. Step 6: Final answer
    x = 543,273.85

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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.