Home / 955,960.26-1,319,241.78-548,128.50

Finding the Fourth Proportional to 955,960.26, 1,319,241.78 and 548,128.50

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Solution

The fourth proportional to 955,960.26, 1,319,241.78 and 548,128.50 is: 756,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,960.26 : 1,319,241.78 = 548,128.50 : x
  2. Step 2: Convert to fraction form
    955,960.26/1,319,241.78 = 548,128.50/x
  3. Step 3: Cross multiply
    955,960.26x = 1,319,241.78 × 548,128.50
  4. Step 4: Simplify right side
    955,960.26x = 723,114,018,008.73
  5. Step 5: Solve for x
    x = 723,114,018,008.73/955,960.26
  6. Step 6: Final answer
    x = 756,426.86

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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.