Home / 966,553.56-1,449,274.75-398,326.95

Finding the Fourth Proportional to 966,553.56, 1,449,274.75 and 398,326.95

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Solution

The fourth proportional to 966,553.56, 1,449,274.75 and 398,326.95 is: 597,261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,553.56 : 1,449,274.75 = 398,326.95 : x
  2. Step 2: Convert to fraction form
    966,553.56/1,449,274.75 = 398,326.95/x
  3. Step 3: Cross multiply
    966,553.56x = 1,449,274.75 × 398,326.95
  4. Step 4: Simplify right side
    966,553.56x = 577,285,189,883.70
  5. Step 5: Solve for x
    x = 577,285,189,883.70/966,553.56
  6. Step 6: Final answer
    x = 597,261.46

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1.5x scale

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.