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Finding the Fourth Proportional to 262,429.11, 362,326.47 and 201,892.95

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Solution

The fourth proportional to 262,429.11, 362,326.47 and 201,892.95 is: 278,746.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,429.11 : 362,326.47 = 201,892.95 : x
  2. Step 2: Convert to fraction form
    262,429.11/362,326.47 = 201,892.95/x
  3. Step 3: Cross multiply
    262,429.11x = 362,326.47 × 201,892.95
  4. Step 4: Simplify right side
    262,429.11x = 73,151,159,891.39
  5. Step 5: Solve for x
    x = 73,151,159,891.39/262,429.11
  6. Step 6: Final answer
    x = 278,746.36

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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.