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Finding the Fourth Proportional to 367,671.41, 551,507.55 and 114,953.23

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Solution

The fourth proportional to 367,671.41, 551,507.55 and 114,953.23 is: 172,429.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,671.41 : 551,507.55 = 114,953.23 : x
  2. Step 2: Convert to fraction form
    367,671.41/551,507.55 = 114,953.23/x
  3. Step 3: Cross multiply
    367,671.41x = 551,507.55 × 114,953.23
  4. Step 4: Simplify right side
    367,671.41x = 63,397,571,397.97
  5. Step 5: Solve for x
    x = 63,397,571,397.97/367,671.41
  6. Step 6: Final answer
    x = 172,429.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.