Home / 903,843.68-1,247,343.36-541,326.56

Finding the Fourth Proportional to 903,843.68, 1,247,343.36 and 541,326.56

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Solution

The fourth proportional to 903,843.68, 1,247,343.36 and 541,326.56 is: 747,054.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,843.68 : 1,247,343.36 = 541,326.56 : x
  2. Step 2: Convert to fraction form
    903,843.68/1,247,343.36 = 541,326.56/x
  3. Step 3: Cross multiply
    903,843.68x = 1,247,343.36 × 541,326.56
  4. Step 4: Simplify right side
    903,843.68x = 675,220,090,207.64
  5. Step 5: Solve for x
    x = 675,220,090,207.64/903,843.68
  6. Step 6: Final answer
    x = 747,054.06

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1.5x scale

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.