Home / 778,016.24-1,167,221.16-217,050.32

Finding the Fourth Proportional to 778,016.24, 1,167,221.16 and 217,050.32

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Solution

The fourth proportional to 778,016.24, 1,167,221.16 and 217,050.32 is: 325,630.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,016.24 : 1,167,221.16 = 217,050.32 : x
  2. Step 2: Convert to fraction form
    778,016.24/1,167,221.16 = 217,050.32/x
  3. Step 3: Cross multiply
    778,016.24x = 1,167,221.16 × 217,050.32
  4. Step 4: Simplify right side
    778,016.24x = 253,345,726,288.77
  5. Step 5: Solve for x
    x = 253,345,726,288.77/778,016.24
  6. Step 6: Final answer
    x = 325,630.38

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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.