Home / 447,943.01-618,161.22-246,739.01

Finding the Fourth Proportional to 447,943.01, 618,161.22 and 246,739.01

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Solution

The fourth proportional to 447,943.01, 618,161.22 and 246,739.01 is: 340,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,943.01 : 618,161.22 = 246,739.01 : x
  2. Step 2: Convert to fraction form
    447,943.01/618,161.22 = 246,739.01/x
  3. Step 3: Cross multiply
    447,943.01x = 618,161.22 × 246,739.01
  4. Step 4: Simplify right side
    447,943.01x = 152,524,484,352.39
  5. Step 5: Solve for x
    x = 152,524,484,352.39/447,943.01
  6. Step 6: Final answer
    x = 340,499.76

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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.