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Finding the Fourth Proportional to 598,647.01, 826,024.10 and 353,671.66

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Solution

The fourth proportional to 598,647.01, 826,024.10 and 353,671.66 is: 488,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,647.01 : 826,024.10 = 353,671.66 : x
  2. Step 2: Convert to fraction form
    598,647.01/826,024.10 = 353,671.66/x
  3. Step 3: Cross multiply
    598,647.01x = 826,024.10 × 353,671.66
  4. Step 4: Simplify right side
    598,647.01x = 292,141,314,647.01
  5. Step 5: Solve for x
    x = 292,141,314,647.01/598,647.01
  6. Step 6: Final answer
    x = 488,002.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.