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Finding the Fourth Proportional to 552,254.16, 828,996.08 and 285,943.12

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Solution

The fourth proportional to 552,254.16, 828,996.08 and 285,943.12 is: 429,233.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,254.16 : 828,996.08 = 285,943.12 : x
  2. Step 2: Convert to fraction form
    552,254.16/828,996.08 = 285,943.12/x
  3. Step 3: Cross multiply
    552,254.16x = 828,996.08 × 285,943.12
  4. Step 4: Simplify right side
    552,254.16x = 237,045,725,582.97
  5. Step 5: Solve for x
    x = 237,045,725,582.97/552,254.16
  6. Step 6: Final answer
    x = 429,233.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.