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Finding the Fourth Proportional to 594,408.92, 891,406.02 and 261,803.48

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Solution

The fourth proportional to 594,408.92, 891,406.02 and 261,803.48 is: 392,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,408.92 : 891,406.02 = 261,803.48 : x
  2. Step 2: Convert to fraction form
    594,408.92/891,406.02 = 261,803.48/x
  3. Step 3: Cross multiply
    594,408.92x = 891,406.02 × 261,803.48
  4. Step 4: Simplify right side
    594,408.92x = 233,373,198,128.95
  5. Step 5: Solve for x
    x = 233,373,198,128.95/594,408.92
  6. Step 6: Final answer
    x = 392,613.89

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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.