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Finding the Fourth Proportional to 552,069.84, 828,279.72 and 197,076

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Solution

The fourth proportional to 552,069.84, 828,279.72 and 197,076 is: 295,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,069.84 : 828,279.72 = 197,076 : x
  2. Step 2: Convert to fraction form
    552,069.84/828,279.72 = 197,076/x
  3. Step 3: Cross multiply
    552,069.84x = 828,279.72 × 197,076
  4. Step 4: Simplify right side
    552,069.84x = 163,234,054,098.72
  5. Step 5: Solve for x
    x = 163,234,054,098.72/552,069.84
  6. Step 6: Final answer
    x = 295,676.46

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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.