Home / 656,190.68-984,423.27-277,112.30

Finding the Fourth Proportional to 656,190.68, 984,423.27 and 277,112.30

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Solution

The fourth proportional to 656,190.68, 984,423.27 and 277,112.30 is: 415,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,190.68 : 984,423.27 = 277,112.30 : x
  2. Step 2: Convert to fraction form
    656,190.68/984,423.27 = 277,112.30/x
  3. Step 3: Cross multiply
    656,190.68x = 984,423.27 × 277,112.30
  4. Step 4: Simplify right side
    656,190.68x = 272,795,796,523.22
  5. Step 5: Solve for x
    x = 272,795,796,523.22/656,190.68
  6. Step 6: Final answer
    x = 415,726.41

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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.