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Finding the Fourth Proportional to 411,389.36, 567,709.80 and 232,541.36

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Solution

The fourth proportional to 411,389.36, 567,709.80 and 232,541.36 is: 320,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,389.36 : 567,709.80 = 232,541.36 : x
  2. Step 2: Convert to fraction form
    411,389.36/567,709.80 = 232,541.36/x
  3. Step 3: Cross multiply
    411,389.36x = 567,709.80 × 232,541.36
  4. Step 4: Simplify right side
    411,389.36x = 132,016,008,977.33
  5. Step 5: Solve for x
    x = 132,016,008,977.33/411,389.36
  6. Step 6: Final answer
    x = 320,902.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.