Home / 941,816.61-1,299,723.17-512,099.64

Finding the Fourth Proportional to 941,816.61, 1,299,723.17 and 512,099.64

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Solution

The fourth proportional to 941,816.61, 1,299,723.17 and 512,099.64 is: 706,706.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,816.61 : 1,299,723.17 = 512,099.64 : x
  2. Step 2: Convert to fraction form
    941,816.61/1,299,723.17 = 512,099.64/x
  3. Step 3: Cross multiply
    941,816.61x = 1,299,723.17 × 512,099.64
  4. Step 4: Simplify right side
    941,816.61x = 665,587,764,896.16
  5. Step 5: Solve for x
    x = 665,587,764,896.16/941,816.61
  6. Step 6: Final answer
    x = 706,706.34

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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.