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Finding the Fourth Proportional to 536,676.30, 740,304.90 and 335,122.38

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Solution

The fourth proportional to 536,676.30, 740,304.90 and 335,122.38 is: 462,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,676.30 : 740,304.90 = 335,122.38 : x
  2. Step 2: Convert to fraction form
    536,676.30/740,304.90 = 335,122.38/x
  3. Step 3: Cross multiply
    536,676.30x = 740,304.90 × 335,122.38
  4. Step 4: Simplify right side
    536,676.30x = 248,092,740,013.66
  5. Step 5: Solve for x
    x = 248,092,740,013.66/536,676.30
  6. Step 6: Final answer
    x = 462,276.31

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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.