Home / 955,531.85-1,318,688.37-547,701.50

Finding the Fourth Proportional to 955,531.85, 1,318,688.37 and 547,701.50

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Solution

The fourth proportional to 955,531.85, 1,318,688.37 and 547,701.50 is: 755,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,531.85 : 1,318,688.37 = 547,701.50 : x
  2. Step 2: Convert to fraction form
    955,531.85/1,318,688.37 = 547,701.50/x
  3. Step 3: Cross multiply
    955,531.85x = 1,318,688.37 × 547,701.50
  4. Step 4: Simplify right side
    955,531.85x = 722,247,601,578.28
  5. Step 5: Solve for x
    x = 722,247,601,578.28/955,531.85
  6. Step 6: Final answer
    x = 755,859.27

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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.