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Finding the Fourth Proportional to 600,366.14, 828,511.82 and 328,428.20

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Solution

The fourth proportional to 600,366.14, 828,511.82 and 328,428.20 is: 453,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,366.14 : 828,511.82 = 328,428.20 : x
  2. Step 2: Convert to fraction form
    600,366.14/828,511.82 = 328,428.20/x
  3. Step 3: Cross multiply
    600,366.14x = 828,511.82 × 328,428.20
  4. Step 4: Simplify right side
    600,366.14x = 272,106,642,105.89
  5. Step 5: Solve for x
    x = 272,106,642,105.89/600,366.14
  6. Step 6: Final answer
    x = 453,234.49

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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.