Home / 541,142.37-810,827.01-288,154.26

Finding the Fourth Proportional to 541,142.37, 810,827.01 and 288,154.26

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Solution

The fourth proportional to 541,142.37, 810,827.01 and 288,154.26 is: 431,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,142.37 : 810,827.01 = 288,154.26 : x
  2. Step 2: Convert to fraction form
    541,142.37/810,827.01 = 288,154.26/x
  3. Step 3: Cross multiply
    541,142.37x = 810,827.01 × 288,154.26
  4. Step 4: Simplify right side
    541,142.37x = 233,643,257,054.56
  5. Step 5: Solve for x
    x = 233,643,257,054.56/541,142.37
  6. Step 6: Final answer
    x = 431,759.31

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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.