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Finding the Fourth Proportional to 569,475.43, 786,074.00 and 327,854.30

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Solution

The fourth proportional to 569,475.43, 786,074.00 and 327,854.30 is: 452,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,475.43 : 786,074.00 = 327,854.30 : x
  2. Step 2: Convert to fraction form
    569,475.43/786,074.00 = 327,854.30/x
  3. Step 3: Cross multiply
    569,475.43x = 786,074.00 × 327,854.30
  4. Step 4: Simplify right side
    569,475.43x = 257,717,741,714.41
  5. Step 5: Solve for x
    x = 257,717,741,714.41/569,475.43
  6. Step 6: Final answer
    x = 452,552.87

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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.