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Finding the Fourth Proportional to 540,253.88, 810,426.84 and 161,150.18

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Solution

The fourth proportional to 540,253.88, 810,426.84 and 161,150.18 is: 241,739.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,253.88 : 810,426.84 = 161,150.18 : x
  2. Step 2: Convert to fraction form
    540,253.88/810,426.84 = 161,150.18/x
  3. Step 3: Cross multiply
    540,253.88x = 810,426.84 × 161,150.18
  4. Step 4: Simplify right side
    540,253.88x = 130,600,431,142.83
  5. Step 5: Solve for x
    x = 130,600,431,142.83/540,253.88
  6. Step 6: Final answer
    x = 241,739.00

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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.