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Finding the Fourth Proportional to 325,655.04, 488,513.52 and 101,017.92

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Solution

The fourth proportional to 325,655.04, 488,513.52 and 101,017.92 is: 151,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,655.04 : 488,513.52 = 101,017.92 : x
  2. Step 2: Convert to fraction form
    325,655.04/488,513.52 = 101,017.92/x
  3. Step 3: Cross multiply
    325,655.04x = 488,513.52 × 101,017.92
  4. Step 4: Simplify right side
    325,655.04x = 49,348,619,682.28
  5. Step 5: Solve for x
    x = 49,348,619,682.28/325,655.04
  6. Step 6: Final answer
    x = 151,536.48

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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.