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Finding the Fourth Proportional to 701,087.54, 968,298.84 and 471,245.78

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Solution

The fourth proportional to 701,087.54, 968,298.84 and 471,245.78 is: 650,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,087.54 : 968,298.84 = 471,245.78 : x
  2. Step 2: Convert to fraction form
    701,087.54/968,298.84 = 471,245.78/x
  3. Step 3: Cross multiply
    701,087.54x = 968,298.84 × 471,245.78
  4. Step 4: Simplify right side
    701,087.54x = 456,306,744,549.64
  5. Step 5: Solve for x
    x = 456,306,744,549.64/701,087.54
  6. Step 6: Final answer
    x = 650,855.59

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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.