Home / 656,761.43-984,835.95-341,133.59

Finding the Fourth Proportional to 656,761.43, 984,835.95 and 341,133.59

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Solution

The fourth proportional to 656,761.43, 984,835.95 and 341,133.59 is: 511,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,761.43 : 984,835.95 = 341,133.59 : x
  2. Step 2: Convert to fraction form
    656,761.43/984,835.95 = 341,133.59/x
  3. Step 3: Cross multiply
    656,761.43x = 984,835.95 × 341,133.59
  4. Step 4: Simplify right side
    656,761.43x = 335,960,623,184.56
  5. Step 5: Solve for x
    x = 335,960,623,184.56/656,761.43
  6. Step 6: Final answer
    x = 511,541.34

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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.