Home / 703,547.37-1,055,321.06-198,108.18

Finding the Fourth Proportional to 703,547.37, 1,055,321.06 and 198,108.18

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Solution

The fourth proportional to 703,547.37, 1,055,321.06 and 198,108.18 is: 297,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,547.37 : 1,055,321.06 = 198,108.18 : x
  2. Step 2: Convert to fraction form
    703,547.37/1,055,321.06 = 198,108.18/x
  3. Step 3: Cross multiply
    703,547.37x = 1,055,321.06 × 198,108.18
  4. Step 4: Simplify right side
    703,547.37x = 209,067,733,521.73
  5. Step 5: Solve for x
    x = 209,067,733,521.73/703,547.37
  6. Step 6: Final answer
    x = 297,162.27

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Double scale
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Similar ratio
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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.