Home / 716,682.40-1,075,412.40-296,000.80

Finding the Fourth Proportional to 716,682.40, 1,075,412.40 and 296,000.80

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Solution

The fourth proportional to 716,682.40, 1,075,412.40 and 296,000.80 is: 444,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,682.40 : 1,075,412.40 = 296,000.80 : x
  2. Step 2: Convert to fraction form
    716,682.40/1,075,412.40 = 296,000.80/x
  3. Step 3: Cross multiply
    716,682.40x = 1,075,412.40 × 296,000.80
  4. Step 4: Simplify right side
    716,682.40x = 318,322,930,729.92
  5. Step 5: Solve for x
    x = 318,322,930,729.92/716,682.40
  6. Step 6: Final answer
    x = 444,161.78

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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.