Home / 304,816.08-420,652.92-173,991.04

Finding the Fourth Proportional to 304,816.08, 420,652.92 and 173,991.04

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Solution

The fourth proportional to 304,816.08, 420,652.92 and 173,991.04 is: 240,111.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,816.08 : 420,652.92 = 173,991.04 : x
  2. Step 2: Convert to fraction form
    304,816.08/420,652.92 = 173,991.04/x
  3. Step 3: Cross multiply
    304,816.08x = 420,652.92 × 173,991.04
  4. Step 4: Simplify right side
    304,816.08x = 73,189,839,029.84
  5. Step 5: Solve for x
    x = 73,189,839,029.84/304,816.08
  6. Step 6: Final answer
    x = 240,111.48

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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.