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Finding the Fourth Proportional to 353,294.10, 495,855.90 and 353,294.10

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Solution

The fourth proportional to 353,294.10, 495,855.90 and 353,294.10 is: 495,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,294.10 : 495,855.90 = 353,294.10 : x
  2. Step 2: Convert to fraction form
    353,294.10/495,855.90 = 353,294.10/x
  3. Step 3: Cross multiply
    353,294.10x = 495,855.90 × 353,294.10
  4. Step 4: Simplify right side
    353,294.10x = 175,182,963,920.19
  5. Step 5: Solve for x
    x = 175,182,963,920.19/353,294.10
  6. Step 6: Final answer
    x = 495,855.90

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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.