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Finding the Fourth Proportional to 271,816.41, 375,509.52 and 178,901.26

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Solution

The fourth proportional to 271,816.41, 375,509.52 and 178,901.26 is: 247,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,816.41 : 375,509.52 = 178,901.26 : x
  2. Step 2: Convert to fraction form
    271,816.41/375,509.52 = 178,901.26/x
  3. Step 3: Cross multiply
    271,816.41x = 375,509.52 × 178,901.26
  4. Step 4: Simplify right side
    271,816.41x = 67,179,125,331.22
  5. Step 5: Solve for x
    x = 67,179,125,331.22/271,816.41
  6. Step 6: Final answer
    x = 247,148.90

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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.