Home / 869,550.60-1,304,325.90-769,823.40

Finding the Fourth Proportional to 869,550.60, 1,304,325.90 and 769,823.40

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Solution

The fourth proportional to 869,550.60, 1,304,325.90 and 769,823.40 is: 1,154,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,550.60 : 1,304,325.90 = 769,823.40 : x
  2. Step 2: Convert to fraction form
    869,550.60/1,304,325.90 = 769,823.40/x
  3. Step 3: Cross multiply
    869,550.60x = 1,304,325.90 × 769,823.40
  4. Step 4: Simplify right side
    869,550.60x = 1,004,100,599,046.06
  5. Step 5: Solve for x
    x = 1,004,100,599,046.06/869,550.60
  6. Step 6: Final answer
    x = 1,154,735.10

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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.