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Finding the Fourth Proportional to 1,076.41, 1,614.54 and 336.01

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Solution

The fourth proportional to 1,076.41, 1,614.54 and 336.01 is: 503.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076.41 : 1,614.54 = 336.01 : x
  2. Step 2: Convert to fraction form
    1,076.41/1,614.54 = 336.01/x
  3. Step 3: Cross multiply
    1,076.41x = 1,614.54 × 336.01
  4. Step 4: Simplify right side
    1,076.41x = 542,501.59
  5. Step 5: Solve for x
    x = 542,501.59/1,076.41
  6. Step 6: Final answer
    x = 503.99

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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.