Home / 840,237.48-1,259,872.38-366,696.36

Finding the Fourth Proportional to 840,237.48, 1,259,872.38 and 366,696.36

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Solution

The fourth proportional to 840,237.48, 1,259,872.38 and 366,696.36 is: 549,833.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,237.48 : 1,259,872.38 = 366,696.36 : x
  2. Step 2: Convert to fraction form
    840,237.48/1,259,872.38 = 366,696.36/x
  3. Step 3: Cross multiply
    840,237.48x = 1,259,872.38 × 366,696.36
  4. Step 4: Simplify right side
    840,237.48x = 461,990,615,810.54
  5. Step 5: Solve for x
    x = 461,990,615,810.54/840,237.48
  6. Step 6: Final answer
    x = 549,833.38

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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.