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Finding the Fourth Proportional to 367,934.94, 551,891.48 and 101,711.43

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Solution

The fourth proportional to 367,934.94, 551,891.48 and 101,711.43 is: 152,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,934.94 : 551,891.48 = 101,711.43 : x
  2. Step 2: Convert to fraction form
    367,934.94/551,891.48 = 101,711.43/x
  3. Step 3: Cross multiply
    367,934.94x = 551,891.48 × 101,711.43
  4. Step 4: Simplify right side
    367,934.94x = 56,133,671,127.06
  5. Step 5: Solve for x
    x = 56,133,671,127.06/367,934.94
  6. Step 6: Final answer
    x = 152,564.12

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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.