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Finding the Fourth Proportional to 262,429.36, 362,326.86 and 201,893.20

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Solution

The fourth proportional to 262,429.36, 362,326.86 and 201,893.20 is: 278,746.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,429.36 : 362,326.86 = 201,893.20 : x
  2. Step 2: Convert to fraction form
    262,429.36/362,326.86 = 201,893.20/x
  3. Step 3: Cross multiply
    262,429.36x = 362,326.86 × 201,893.20
  4. Step 4: Simplify right side
    262,429.36x = 73,151,329,211.35
  5. Step 5: Solve for x
    x = 73,151,329,211.35/262,429.36
  6. Step 6: Final answer
    x = 278,746.74

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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.