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Finding the Fourth Proportional to 600,618.82, 828,853.72 and 328,686.70

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Solution

The fourth proportional to 600,618.82, 828,853.72 and 328,686.70 is: 453,587.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,618.82 : 828,853.72 = 328,686.70 : x
  2. Step 2: Convert to fraction form
    600,618.82/828,853.72 = 328,686.70/x
  3. Step 3: Cross multiply
    600,618.82x = 828,853.72 × 328,686.70
  4. Step 4: Simplify right side
    600,618.82x = 272,433,194,009.52
  5. Step 5: Solve for x
    x = 272,433,194,009.52/600,618.82
  6. Step 6: Final answer
    x = 453,587.51

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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.