Home / 677,717.31-1,016,583.27-204,406.77

Finding the Fourth Proportional to 677,717.31, 1,016,583.27 and 204,406.77

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Solution

The fourth proportional to 677,717.31, 1,016,583.27 and 204,406.77 is: 306,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,717.31 : 1,016,583.27 = 204,406.77 : x
  2. Step 2: Convert to fraction form
    677,717.31/1,016,583.27 = 204,406.77/x
  3. Step 3: Cross multiply
    677,717.31x = 1,016,583.27 × 204,406.77
  4. Step 4: Simplify right side
    677,717.31x = 207,796,502,656.74
  5. Step 5: Solve for x
    x = 207,796,502,656.74/677,717.31
  6. Step 6: Final answer
    x = 306,612.36

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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.