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Finding the Fourth Proportional to 376,605.01, 564,834.48 and 106,730.83

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Solution

The fourth proportional to 376,605.01, 564,834.48 and 106,730.83 is: 160,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,605.01 : 564,834.48 = 106,730.83 : x
  2. Step 2: Convert to fraction form
    376,605.01/564,834.48 = 106,730.83/x
  3. Step 3: Cross multiply
    376,605.01x = 564,834.48 × 106,730.83
  4. Step 4: Simplify right side
    376,605.01x = 60,285,252,863.02
  5. Step 5: Solve for x
    x = 60,285,252,863.02/376,605.01
  6. Step 6: Final answer
    x = 160,075.55

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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.