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Finding the Fourth Proportional to 330,169.40, 495,254.10 and 330,169.40

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Solution

The fourth proportional to 330,169.40, 495,254.10 and 330,169.40 is: 495,254.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,169.40 : 495,254.10 = 330,169.40 : x
  2. Step 2: Convert to fraction form
    330,169.40/495,254.10 = 330,169.40/x
  3. Step 3: Cross multiply
    330,169.40x = 495,254.10 × 330,169.40
  4. Step 4: Simplify right side
    330,169.40x = 163,517,749,044.54
  5. Step 5: Solve for x
    x = 163,517,749,044.54/330,169.40
  6. Step 6: Final answer
    x = 495,254.10

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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.