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Finding the Fourth Proportional to 635,758.00, 953,637.44 and 162,443.81

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Solution

The fourth proportional to 635,758.00, 953,637.44 and 162,443.81 is: 243,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,758.00 : 953,637.44 = 162,443.81 : x
  2. Step 2: Convert to fraction form
    635,758.00/953,637.44 = 162,443.81/x
  3. Step 3: Cross multiply
    635,758.00x = 953,637.44 × 162,443.81
  4. Step 4: Simplify right side
    635,758.00x = 154,912,500,684.12
  5. Step 5: Solve for x
    x = 154,912,500,684.12/635,758.00
  6. Step 6: Final answer
    x = 243,665.83

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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.