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Finding the Fourth Proportional to 282,018.00, 422,996.88 and 79,609.13

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Solution

The fourth proportional to 282,018.00, 422,996.88 and 79,609.13 is: 119,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,018.00 : 422,996.88 = 79,609.13 : x
  2. Step 2: Convert to fraction form
    282,018.00/422,996.88 = 79,609.13/x
  3. Step 3: Cross multiply
    282,018.00x = 422,996.88 × 79,609.13
  4. Step 4: Simplify right side
    282,018.00x = 33,674,413,379.30
  5. Step 5: Solve for x
    x = 33,674,413,379.30/282,018.00
  6. Step 6: Final answer
    x = 119,405.19

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1.5x scale

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.