Home / 981,274.14-1,354,196.70-551,552.94

Finding the Fourth Proportional to 981,274.14, 1,354,196.70 and 551,552.94

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Solution

The fourth proportional to 981,274.14, 1,354,196.70 and 551,552.94 is: 761,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,274.14 : 1,354,196.70 = 551,552.94 : x
  2. Step 2: Convert to fraction form
    981,274.14/1,354,196.70 = 551,552.94/x
  3. Step 3: Cross multiply
    981,274.14x = 1,354,196.70 × 551,552.94
  4. Step 4: Simplify right side
    981,274.14x = 746,911,171,223.30
  5. Step 5: Solve for x
    x = 746,911,171,223.30/981,274.14
  6. Step 6: Final answer
    x = 761,164.63

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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.