Home / 677,882.66-1,016,829.83-172,444.14

Finding the Fourth Proportional to 677,882.66, 1,016,829.83 and 172,444.14

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Solution

The fourth proportional to 677,882.66, 1,016,829.83 and 172,444.14 is: 258,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,882.66 : 1,016,829.83 = 172,444.14 : x
  2. Step 2: Convert to fraction form
    677,882.66/1,016,829.83 = 172,444.14/x
  3. Step 3: Cross multiply
    677,882.66x = 1,016,829.83 × 172,444.14
  4. Step 4: Simplify right side
    677,882.66x = 175,346,345,991.81
  5. Step 5: Solve for x
    x = 175,346,345,991.81/677,882.66
  6. Step 6: Final answer
    x = 258,667.70

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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.