Home / 866,843.60-1,300,265.40-583,408.40

Finding the Fourth Proportional to 866,843.60, 1,300,265.40 and 583,408.40

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Solution

The fourth proportional to 866,843.60, 1,300,265.40 and 583,408.40 is: 875,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,843.60 : 1,300,265.40 = 583,408.40 : x
  2. Step 2: Convert to fraction form
    866,843.60/1,300,265.40 = 583,408.40/x
  3. Step 3: Cross multiply
    866,843.60x = 1,300,265.40 × 583,408.40
  4. Step 4: Simplify right side
    866,843.60x = 758,585,756,589.36
  5. Step 5: Solve for x
    x = 758,585,756,589.36/866,843.60
  6. Step 6: Final answer
    x = 875,112.60

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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.