Home / 767,787.80-1,150,019.58-556,961

Finding the Fourth Proportional to 767,787.80, 1,150,019.58 and 556,961

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Solution

The fourth proportional to 767,787.80, 1,150,019.58 and 556,961 is: 834,235.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,787.80 : 1,150,019.58 = 556,961 : x
  2. Step 2: Convert to fraction form
    767,787.80/1,150,019.58 = 556,961/x
  3. Step 3: Cross multiply
    767,787.80x = 1,150,019.58 × 556,961
  4. Step 4: Simplify right side
    767,787.80x = 640,516,055,296.38
  5. Step 5: Solve for x
    x = 640,516,055,296.38/767,787.80
  6. Step 6: Final answer
    x = 834,235.78

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1.5x scale

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.