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Finding the Fourth Proportional to 600,600.67, 828,828.98 and 328,668.55

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Solution

The fourth proportional to 600,600.67, 828,828.98 and 328,668.55 is: 453,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,600.67 : 828,828.98 = 328,668.55 : x
  2. Step 2: Convert to fraction form
    600,600.67/828,828.98 = 328,668.55/x
  3. Step 3: Cross multiply
    600,600.67x = 828,828.98 × 328,668.55
  4. Step 4: Simplify right side
    600,600.67x = 272,410,019,054.58
  5. Step 5: Solve for x
    x = 272,410,019,054.58/600,600.67
  6. Step 6: Final answer
    x = 453,562.63

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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.