Home / 1,237,546.31-1,856,320.94-338,995.79

Finding the Fourth Proportional to 1,237,546.31, 1,856,320.94 and 338,995.79

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Solution

The fourth proportional to 1,237,546.31, 1,856,320.94 and 338,995.79 is: 508,494.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,546.31 : 1,856,320.94 = 338,995.79 : x
  2. Step 2: Convert to fraction form
    1,237,546.31/1,856,320.94 = 338,995.79/x
  3. Step 3: Cross multiply
    1,237,546.31x = 1,856,320.94 × 338,995.79
  4. Step 4: Simplify right side
    1,237,546.31x = 629,284,972,572.26
  5. Step 5: Solve for x
    x = 629,284,972,572.26/1,237,546.31
  6. Step 6: Final answer
    x = 508,494.08

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Double scale
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Similar ratio
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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.