Home / 480,727.63-720,582.97-181,078.56

Finding the Fourth Proportional to 480,727.63, 720,582.97 and 181,078.56

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Solution

The fourth proportional to 480,727.63, 720,582.97 and 181,078.56 is: 271,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,727.63 : 720,582.97 = 181,078.56 : x
  2. Step 2: Convert to fraction form
    480,727.63/720,582.97 = 181,078.56/x
  3. Step 3: Cross multiply
    480,727.63x = 720,582.97 × 181,078.56
  4. Step 4: Simplify right side
    480,727.63x = 130,482,125,662.73
  5. Step 5: Solve for x
    x = 130,482,125,662.73/480,727.63
  6. Step 6: Final answer
    x = 271,426.31

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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.