Home / 955,515.37-1,318,665.77-547,685.17

Finding the Fourth Proportional to 955,515.37, 1,318,665.77 and 547,685.17

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Solution

The fourth proportional to 955,515.37, 1,318,665.77 and 547,685.17 is: 755,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,515.37 : 1,318,665.77 = 547,685.17 : x
  2. Step 2: Convert to fraction form
    955,515.37/1,318,665.77 = 547,685.17/x
  3. Step 3: Cross multiply
    955,515.37x = 1,318,665.77 × 547,685.17
  4. Step 4: Simplify right side
    955,515.37x = 722,213,689,223.84
  5. Step 5: Solve for x
    x = 722,213,689,223.84/955,515.37
  6. Step 6: Final answer
    x = 755,836.81

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1.5x scale

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.