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Finding the Fourth Proportional to 370,469.23, 511,248.04 and 200,703.35

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Solution

The fourth proportional to 370,469.23, 511,248.04 and 200,703.35 is: 276,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,469.23 : 511,248.04 = 200,703.35 : x
  2. Step 2: Convert to fraction form
    370,469.23/511,248.04 = 200,703.35/x
  3. Step 3: Cross multiply
    370,469.23x = 511,248.04 × 200,703.35
  4. Step 4: Simplify right side
    370,469.23x = 102,609,195,085.30
  5. Step 5: Solve for x
    x = 102,609,195,085.30/370,469.23
  6. Step 6: Final answer
    x = 276,970.90

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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.