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Finding the Fourth Proportional to 594,197.78, 891,381.38 and 194,869.80

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Solution

The fourth proportional to 594,197.78, 891,381.38 and 194,869.80 is: 292,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,197.78 : 891,381.38 = 194,869.80 : x
  2. Step 2: Convert to fraction form
    594,197.78/891,381.38 = 194,869.80/x
  3. Step 3: Cross multiply
    594,197.78x = 891,381.38 × 194,869.80
  4. Step 4: Simplify right side
    594,197.78x = 173,703,310,269.98
  5. Step 5: Solve for x
    x = 173,703,310,269.98/594,197.78
  6. Step 6: Final answer
    x = 292,332.48

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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.