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Finding the Fourth Proportional to 605,826.30, 908,739.45 and 546,777.30

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Solution

The fourth proportional to 605,826.30, 908,739.45 and 546,777.30 is: 820,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,826.30 : 908,739.45 = 546,777.30 : x
  2. Step 2: Convert to fraction form
    605,826.30/908,739.45 = 546,777.30/x
  3. Step 3: Cross multiply
    605,826.30x = 908,739.45 × 546,777.30
  4. Step 4: Simplify right side
    605,826.30x = 496,878,102,874.49
  5. Step 5: Solve for x
    x = 496,878,102,874.49/605,826.30
  6. Step 6: Final answer
    x = 820,165.95

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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.