Home / 701,978.59-1,053,099.10-281,287.27

Finding the Fourth Proportional to 701,978.59, 1,053,099.10 and 281,287.27

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Solution

The fourth proportional to 701,978.59, 1,053,099.10 and 281,287.27 is: 421,983.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,978.59 : 1,053,099.10 = 281,287.27 : x
  2. Step 2: Convert to fraction form
    701,978.59/1,053,099.10 = 281,287.27/x
  3. Step 3: Cross multiply
    701,978.59x = 1,053,099.10 × 281,287.27
  4. Step 4: Simplify right side
    701,978.59x = 296,223,370,878.46
  5. Step 5: Solve for x
    x = 296,223,370,878.46/701,978.59
  6. Step 6: Final answer
    x = 421,983.48

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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.