Home / 703,121.34-1,054,744.30-197,686.71

Finding the Fourth Proportional to 703,121.34, 1,054,744.30 and 197,686.71

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Solution

The fourth proportional to 703,121.34, 1,054,744.30 and 197,686.71 is: 296,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,121.34 : 1,054,744.30 = 197,686.71 : x
  2. Step 2: Convert to fraction form
    703,121.34/1,054,744.30 = 197,686.71/x
  3. Step 3: Cross multiply
    703,121.34x = 1,054,744.30 × 197,686.71
  4. Step 4: Simplify right side
    703,121.34x = 208,508,930,558.25
  5. Step 5: Solve for x
    x = 208,508,930,558.25/703,121.34
  6. Step 6: Final answer
    x = 296,547.58

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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.