Home / 677,521.64-1,016,282.52-178,889.96

Finding the Fourth Proportional to 677,521.64, 1,016,282.52 and 178,889.96

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Solution

The fourth proportional to 677,521.64, 1,016,282.52 and 178,889.96 is: 268,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,521.64 : 1,016,282.52 = 178,889.96 : x
  2. Step 2: Convert to fraction form
    677,521.64/1,016,282.52 = 178,889.96/x
  3. Step 3: Cross multiply
    677,521.64x = 1,016,282.52 × 178,889.96
  4. Step 4: Simplify right side
    677,521.64x = 181,802,739,351.50
  5. Step 5: Solve for x
    x = 181,802,739,351.50/677,521.64
  6. Step 6: Final answer
    x = 268,334.96

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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.