Home / 776,107.86-1,164,912.59-560,189.20

Finding the Fourth Proportional to 776,107.86, 1,164,912.59 and 560,189.20

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Solution

The fourth proportional to 776,107.86, 1,164,912.59 and 560,189.20 is: 840,825.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,107.86 : 1,164,912.59 = 560,189.20 : x
  2. Step 2: Convert to fraction form
    776,107.86/1,164,912.59 = 560,189.20/x
  3. Step 3: Cross multiply
    776,107.86x = 1,164,912.59 × 560,189.20
  4. Step 4: Simplify right side
    776,107.86x = 652,571,449,383.37
  5. Step 5: Solve for x
    x = 652,571,449,383.37/776,107.86
  6. Step 6: Final answer
    x = 840,825.72

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Double scale
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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.