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Finding the Fourth Proportional to 550,892.04, 826,047.35 and 171,742.11

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Solution

The fourth proportional to 550,892.04, 826,047.35 and 171,742.11 is: 257,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,892.04 : 826,047.35 = 171,742.11 : x
  2. Step 2: Convert to fraction form
    550,892.04/826,047.35 = 171,742.11/x
  3. Step 3: Cross multiply
    550,892.04x = 826,047.35 × 171,742.11
  4. Step 4: Simplify right side
    550,892.04x = 141,867,111,536.55
  5. Step 5: Solve for x
    x = 141,867,111,536.55/550,892.04
  6. Step 6: Final answer
    x = 257,522.53

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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.