Home / 883,934.22-1,219,771.76-521,274.94

Finding the Fourth Proportional to 883,934.22, 1,219,771.76 and 521,274.94

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Solution

The fourth proportional to 883,934.22, 1,219,771.76 and 521,274.94 is: 719,325.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,934.22 : 1,219,771.76 = 521,274.94 : x
  2. Step 2: Convert to fraction form
    883,934.22/1,219,771.76 = 521,274.94/x
  3. Step 3: Cross multiply
    883,934.22x = 1,219,771.76 × 521,274.94
  4. Step 4: Simplify right side
    883,934.22x = 635,836,451,007.70
  5. Step 5: Solve for x
    x = 635,836,451,007.70/883,934.22
  6. Step 6: Final answer
    x = 719,325.53

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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.