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Finding the Fourth Proportional to 595,985.78, 894,006.21 and 196,661.45

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Solution

The fourth proportional to 595,985.78, 894,006.21 and 196,661.45 is: 295,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,985.78 : 894,006.21 = 196,661.45 : x
  2. Step 2: Convert to fraction form
    595,985.78/894,006.21 = 196,661.45/x
  3. Step 3: Cross multiply
    595,985.78x = 894,006.21 × 196,661.45
  4. Step 4: Simplify right side
    595,985.78x = 175,816,553,097.57
  5. Step 5: Solve for x
    x = 175,816,553,097.57/595,985.78
  6. Step 6: Final answer
    x = 295,001.26

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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.