Home / 538,944.42-743,777.40-297,227.46

Finding the Fourth Proportional to 538,944.42, 743,777.40 and 297,227.46

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Solution

The fourth proportional to 538,944.42, 743,777.40 and 297,227.46 is: 410,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,944.42 : 743,777.40 = 297,227.46 : x
  2. Step 2: Convert to fraction form
    538,944.42/743,777.40 = 297,227.46/x
  3. Step 3: Cross multiply
    538,944.42x = 743,777.40 × 297,227.46
  4. Step 4: Simplify right side
    538,944.42x = 221,071,067,407.40
  5. Step 5: Solve for x
    x = 221,071,067,407.40/538,944.42
  6. Step 6: Final answer
    x = 410,192.70

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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.