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Finding the Fourth Proportional to 600,666.59, 828,920.22 and 328,734.33

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Solution

The fourth proportional to 600,666.59, 828,920.22 and 328,734.33 is: 453,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,666.59 : 828,920.22 = 328,734.33 : x
  2. Step 2: Convert to fraction form
    600,666.59/828,920.22 = 328,734.33/x
  3. Step 3: Cross multiply
    600,666.59x = 828,920.22 × 328,734.33
  4. Step 4: Simplify right side
    600,666.59x = 272,494,533,145.15
  5. Step 5: Solve for x
    x = 272,494,533,145.15/600,666.59
  6. Step 6: Final answer
    x = 453,653.55

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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.