Home / 776,780.20-1,165,170.30-244,464.40

Finding the Fourth Proportional to 776,780.20, 1,165,170.30 and 244,464.40

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Solution

The fourth proportional to 776,780.20, 1,165,170.30 and 244,464.40 is: 366,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,780.20 : 1,165,170.30 = 244,464.40 : x
  2. Step 2: Convert to fraction form
    776,780.20/1,165,170.30 = 244,464.40/x
  3. Step 3: Cross multiply
    776,780.20x = 1,165,170.30 × 244,464.40
  4. Step 4: Simplify right side
    776,780.20x = 284,842,658,287.32
  5. Step 5: Solve for x
    x = 284,842,658,287.32/776,780.20
  6. Step 6: Final answer
    x = 366,696.60

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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.