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Finding the Fourth Proportional to 264,326.83, 364,761.25 and 143,465.52

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Solution

The fourth proportional to 264,326.83, 364,761.25 and 143,465.52 is: 197,977.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,326.83 : 364,761.25 = 143,465.52 : x
  2. Step 2: Convert to fraction form
    264,326.83/364,761.25 = 143,465.52/x
  3. Step 3: Cross multiply
    264,326.83x = 364,761.25 × 143,465.52
  4. Step 4: Simplify right side
    264,326.83x = 52,330,663,416.29
  5. Step 5: Solve for x
    x = 52,330,663,416.29/264,326.83
  6. Step 6: Final answer
    x = 197,977.12

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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.