Home / 787,807.02-1,181,462.66-255,204.48

Finding the Fourth Proportional to 787,807.02, 1,181,462.66 and 255,204.48

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Solution

The fourth proportional to 787,807.02, 1,181,462.66 and 255,204.48 is: 382,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,807.02 : 1,181,462.66 = 255,204.48 : x
  2. Step 2: Convert to fraction form
    787,807.02/1,181,462.66 = 255,204.48/x
  3. Step 3: Cross multiply
    787,807.02x = 1,181,462.66 × 255,204.48
  4. Step 4: Simplify right side
    787,807.02x = 301,514,563,784.72
  5. Step 5: Solve for x
    x = 301,514,563,784.72/787,807.02
  6. Step 6: Final answer
    x = 382,726.42

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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.