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Finding the Fourth Proportional to 584,782.77, 806,914.34 and 326,627.91

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Solution

The fourth proportional to 584,782.77, 806,914.34 and 326,627.91 is: 450,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,782.77 : 806,914.34 = 326,627.91 : x
  2. Step 2: Convert to fraction form
    584,782.77/806,914.34 = 326,627.91/x
  3. Step 3: Cross multiply
    584,782.77x = 806,914.34 × 326,627.91
  4. Step 4: Simplify right side
    584,782.77x = 263,560,744,014.95
  5. Step 5: Solve for x
    x = 263,560,744,014.95/584,782.77
  6. Step 6: Final answer
    x = 450,698.54

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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.