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Finding the Fourth Proportional to 229,871.34, 344,585.25 and 117,604.40

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Solution

The fourth proportional to 229,871.34, 344,585.25 and 117,604.40 is: 176,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,871.34 : 344,585.25 = 117,604.40 : x
  2. Step 2: Convert to fraction form
    229,871.34/344,585.25 = 117,604.40/x
  3. Step 3: Cross multiply
    229,871.34x = 344,585.25 × 117,604.40
  4. Step 4: Simplify right side
    229,871.34x = 40,524,739,852.17
  5. Step 5: Solve for x
    x = 40,524,739,852.17/229,871.34
  6. Step 6: Final answer
    x = 176,293.14

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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.