Home / 787,807.52-1,181,463.41-255,204.98

Finding the Fourth Proportional to 787,807.52, 1,181,463.41 and 255,204.98

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Solution

The fourth proportional to 787,807.52, 1,181,463.41 and 255,204.98 is: 382,727.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,807.52 : 1,181,463.41 = 255,204.98 : x
  2. Step 2: Convert to fraction form
    787,807.52/1,181,463.41 = 255,204.98/x
  3. Step 3: Cross multiply
    787,807.52x = 1,181,463.41 × 255,204.98
  4. Step 4: Simplify right side
    787,807.52x = 301,515,345,919.78
  5. Step 5: Solve for x
    x = 301,515,345,919.78/787,807.52
  6. Step 6: Final answer
    x = 382,727.17

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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.