Home / 725,556.17-1,088,358.83-193,077.71

Finding the Fourth Proportional to 725,556.17, 1,088,358.83 and 193,077.71

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Solution

The fourth proportional to 725,556.17, 1,088,358.83 and 193,077.71 is: 289,623.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,556.17 : 1,088,358.83 = 193,077.71 : x
  2. Step 2: Convert to fraction form
    725,556.17/1,088,358.83 = 193,077.71/x
  3. Step 3: Cross multiply
    725,556.17x = 1,088,358.83 × 193,077.71
  4. Step 4: Simplify right side
    725,556.17x = 210,137,833,758.27
  5. Step 5: Solve for x
    x = 210,137,833,758.27/725,556.17
  6. Step 6: Final answer
    x = 289,623.11

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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.