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Finding the Fourth Proportional to 600,057.78, 828,077.65 and 338,392.29

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Solution

The fourth proportional to 600,057.78, 828,077.65 and 338,392.29 is: 466,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,057.78 : 828,077.65 = 338,392.29 : x
  2. Step 2: Convert to fraction form
    600,057.78/828,077.65 = 338,392.29/x
  3. Step 3: Cross multiply
    600,057.78x = 828,077.65 × 338,392.29
  4. Step 4: Simplify right side
    600,057.78x = 280,215,091,178.74
  5. Step 5: Solve for x
    x = 280,215,091,178.74/600,057.78
  6. Step 6: Final answer
    x = 466,980.18

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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.