Home / 807,219.74-1,114,011.11-463,053.14

Finding the Fourth Proportional to 807,219.74, 1,114,011.11 and 463,053.14

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Solution

The fourth proportional to 807,219.74, 1,114,011.11 and 463,053.14 is: 639,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,219.74 : 1,114,011.11 = 463,053.14 : x
  2. Step 2: Convert to fraction form
    807,219.74/1,114,011.11 = 463,053.14/x
  3. Step 3: Cross multiply
    807,219.74x = 1,114,011.11 × 463,053.14
  4. Step 4: Simplify right side
    807,219.74x = 515,846,342,480.39
  5. Step 5: Solve for x
    x = 515,846,342,480.39/807,219.74
  6. Step 6: Final answer
    x = 639,040.79

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.