Home / 541,723.68-747,703.10-360,443.25

Finding the Fourth Proportional to 541,723.68, 747,703.10 and 360,443.25

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Solution

The fourth proportional to 541,723.68, 747,703.10 and 360,443.25 is: 497,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,723.68 : 747,703.10 = 360,443.25 : x
  2. Step 2: Convert to fraction form
    541,723.68/747,703.10 = 360,443.25/x
  3. Step 3: Cross multiply
    541,723.68x = 747,703.10 × 360,443.25
  4. Step 4: Simplify right side
    541,723.68x = 269,504,536,300.18
  5. Step 5: Solve for x
    x = 269,504,536,300.18/541,723.68
  6. Step 6: Final answer
    x = 497,494.47

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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.