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Finding the Fourth Proportional to 400,096.80, 552,201.48 and 230,429.16

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Solution

The fourth proportional to 400,096.80, 552,201.48 and 230,429.16 is: 318,031.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,096.80 : 552,201.48 = 230,429.16 : x
  2. Step 2: Convert to fraction form
    400,096.80/552,201.48 = 230,429.16/x
  3. Step 3: Cross multiply
    400,096.80x = 552,201.48 × 230,429.16
  4. Step 4: Simplify right side
    400,096.80x = 127,243,323,187.16
  5. Step 5: Solve for x
    x = 127,243,323,187.16/400,096.80
  6. Step 6: Final answer
    x = 318,031.34

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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.