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Finding the Fourth Proportional to 584,758.08, 806,957.34 and 326,638.56

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Solution

The fourth proportional to 584,758.08, 806,957.34 and 326,638.56 is: 450,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,758.08 : 806,957.34 = 326,638.56 : x
  2. Step 2: Convert to fraction form
    584,758.08/806,957.34 = 326,638.56/x
  3. Step 3: Cross multiply
    584,758.08x = 806,957.34 × 326,638.56
  4. Step 4: Simplify right side
    584,758.08x = 263,583,383,519.03
  5. Step 5: Solve for x
    x = 263,583,383,519.03/584,758.08
  6. Step 6: Final answer
    x = 450,756.29

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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.