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Finding the Fourth Proportional to 453,697.11, 680,607.95 and 154,097.26

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Solution

The fourth proportional to 453,697.11, 680,607.95 and 154,097.26 is: 231,167.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,697.11 : 680,607.95 = 154,097.26 : x
  2. Step 2: Convert to fraction form
    453,697.11/680,607.95 = 154,097.26/x
  3. Step 3: Cross multiply
    453,697.11x = 680,607.95 × 154,097.26
  4. Step 4: Simplify right side
    453,697.11x = 104,879,817,757.21
  5. Step 5: Solve for x
    x = 104,879,817,757.21/453,697.11
  6. Step 6: Final answer
    x = 231,167.04

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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.