Home / 654,386.05-981,600.95-181,031.77

Finding the Fourth Proportional to 654,386.05, 981,600.95 and 181,031.77

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Solution

The fourth proportional to 654,386.05, 981,600.95 and 181,031.77 is: 271,553.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,386.05 : 981,600.95 = 181,031.77 : x
  2. Step 2: Convert to fraction form
    654,386.05/981,600.95 = 181,031.77/x
  3. Step 3: Cross multiply
    654,386.05x = 981,600.95 × 181,031.77
  4. Step 4: Simplify right side
    654,386.05x = 177,700,957,412.18
  5. Step 5: Solve for x
    x = 177,700,957,412.18/654,386.05
  6. Step 6: Final answer
    x = 271,553.71

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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.