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Finding the Fourth Proportional to 256,034.00, 353,174.49 and 165,443.19

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Solution

The fourth proportional to 256,034.00, 353,174.49 and 165,443.19 is: 228,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,034.00 : 353,174.49 = 165,443.19 : x
  2. Step 2: Convert to fraction form
    256,034.00/353,174.49 = 165,443.19/x
  3. Step 3: Cross multiply
    256,034.00x = 353,174.49 × 165,443.19
  4. Step 4: Simplify right side
    256,034.00x = 58,430,314,252.22
  5. Step 5: Solve for x
    x = 58,430,314,252.22/256,034.00
  6. Step 6: Final answer
    x = 228,213.11

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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.