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Finding the Fourth Proportional to 329,133.30, 461,408.70 and 329,133.30

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Solution

The fourth proportional to 329,133.30, 461,408.70 and 329,133.30 is: 461,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,133.30 : 461,408.70 = 329,133.30 : x
  2. Step 2: Convert to fraction form
    329,133.30/461,408.70 = 329,133.30/x
  3. Step 3: Cross multiply
    329,133.30x = 461,408.70 × 329,133.30
  4. Step 4: Simplify right side
    329,133.30x = 151,864,968,079.71
  5. Step 5: Solve for x
    x = 151,864,968,079.71/329,133.30
  6. Step 6: Final answer
    x = 461,408.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.