Home / 907,462.20-1,361,398.16-300,249.08

Finding the Fourth Proportional to 907,462.20, 1,361,398.16 and 300,249.08

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Solution

The fourth proportional to 907,462.20, 1,361,398.16 and 300,249.08 is: 450,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,462.20 : 1,361,398.16 = 300,249.08 : x
  2. Step 2: Convert to fraction form
    907,462.20/1,361,398.16 = 300,249.08/x
  3. Step 3: Cross multiply
    907,462.20x = 1,361,398.16 × 300,249.08
  4. Step 4: Simplify right side
    907,462.20x = 408,758,545,053.69
  5. Step 5: Solve for x
    x = 408,758,545,053.69/907,462.20
  6. Step 6: Final answer
    x = 450,441.40

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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.