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Finding the Fourth Proportional to 717,027.96, 987,364.44 and 701,115.48

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Solution

The fourth proportional to 717,027.96, 987,364.44 and 701,115.48 is: 965,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,027.96 : 987,364.44 = 701,115.48 : x
  2. Step 2: Convert to fraction form
    717,027.96/987,364.44 = 701,115.48/x
  3. Step 3: Cross multiply
    717,027.96x = 987,364.44 × 701,115.48
  4. Step 4: Simplify right side
    717,027.96x = 692,256,493,285.53
  5. Step 5: Solve for x
    x = 692,256,493,285.53/717,027.96
  6. Step 6: Final answer
    x = 965,452.58

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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.