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Finding the Fourth Proportional to 594,461.39, 891,720.34 and 189,696.49

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Solution

The fourth proportional to 594,461.39, 891,720.34 and 189,696.49 is: 284,553.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,461.39 : 891,720.34 = 189,696.49 : x
  2. Step 2: Convert to fraction form
    594,461.39/891,720.34 = 189,696.49/x
  3. Step 3: Cross multiply
    594,461.39x = 891,720.34 × 189,696.49
  4. Step 4: Simplify right side
    594,461.39x = 169,156,215,856.07
  5. Step 5: Solve for x
    x = 169,156,215,856.07/594,461.39
  6. Step 6: Final answer
    x = 284,553.75

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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.