Home / 981,369.54-1,354,053.51-573,239.70

Finding the Fourth Proportional to 981,369.54, 1,354,053.51 and 573,239.70

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Solution

The fourth proportional to 981,369.54, 1,354,053.51 and 573,239.70 is: 790,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,369.54 : 1,354,053.51 = 573,239.70 : x
  2. Step 2: Convert to fraction form
    981,369.54/1,354,053.51 = 573,239.70/x
  3. Step 3: Cross multiply
    981,369.54x = 1,354,053.51 × 573,239.70
  4. Step 4: Simplify right side
    981,369.54x = 776,197,227,856.35
  5. Step 5: Solve for x
    x = 776,197,227,856.35/981,369.54
  6. Step 6: Final answer
    x = 790,932.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.