Home / 949,777.79-1,310,695.47-514,199.73

Finding the Fourth Proportional to 949,777.79, 1,310,695.47 and 514,199.73

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Solution

The fourth proportional to 949,777.79, 1,310,695.47 and 514,199.73 is: 709,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,777.79 : 1,310,695.47 = 514,199.73 : x
  2. Step 2: Convert to fraction form
    949,777.79/1,310,695.47 = 514,199.73/x
  3. Step 3: Cross multiply
    949,777.79x = 1,310,695.47 × 514,199.73
  4. Step 4: Simplify right side
    949,777.79x = 673,959,256,786.22
  5. Step 5: Solve for x
    x = 673,959,256,786.22/949,777.79
  6. Step 6: Final answer
    x = 709,596.78

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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.