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Finding the Fourth Proportional to 552,779.16, 829,324.26 and 197,843.64

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Solution

The fourth proportional to 552,779.16, 829,324.26 and 197,843.64 is: 296,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,779.16 : 829,324.26 = 197,843.64 : x
  2. Step 2: Convert to fraction form
    552,779.16/829,324.26 = 197,843.64/x
  3. Step 3: Cross multiply
    552,779.16x = 829,324.26 × 197,843.64
  4. Step 4: Simplify right side
    552,779.16x = 164,076,530,338.71
  5. Step 5: Solve for x
    x = 164,076,530,338.71/552,779.16
  6. Step 6: Final answer
    x = 296,821.12

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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.