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Finding the Fourth Proportional to 363,700.17, 501,385.68 and 255,935.34

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Solution

The fourth proportional to 363,700.17, 501,385.68 and 255,935.34 is: 352,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,700.17 : 501,385.68 = 255,935.34 : x
  2. Step 2: Convert to fraction form
    363,700.17/501,385.68 = 255,935.34/x
  3. Step 3: Cross multiply
    363,700.17x = 501,385.68 × 255,935.34
  4. Step 4: Simplify right side
    363,700.17x = 128,322,314,481.93
  5. Step 5: Solve for x
    x = 128,322,314,481.93/363,700.17
  6. Step 6: Final answer
    x = 352,824.46

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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.