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Finding the Fourth Proportional to 238,151.41, 358,652.73 and 216,893.77

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Solution

The fourth proportional to 238,151.41, 358,652.73 and 216,893.77 is: 326,639.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,151.41 : 358,652.73 = 216,893.77 : x
  2. Step 2: Convert to fraction form
    238,151.41/358,652.73 = 216,893.77/x
  3. Step 3: Cross multiply
    238,151.41x = 358,652.73 × 216,893.77
  4. Step 4: Simplify right side
    238,151.41x = 77,789,541,427.18
  5. Step 5: Solve for x
    x = 77,789,541,427.18/238,151.41
  6. Step 6: Final answer
    x = 326,639.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.