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Finding the Fourth Proportional to 223,141.80, 334,712.70 and 223,141.80

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Solution

The fourth proportional to 223,141.80, 334,712.70 and 223,141.80 is: 334,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,141.80 : 334,712.70 = 223,141.80 : x
  2. Step 2: Convert to fraction form
    223,141.80/334,712.70 = 223,141.80/x
  3. Step 3: Cross multiply
    223,141.80x = 334,712.70 × 223,141.80
  4. Step 4: Simplify right side
    223,141.80x = 74,688,394,360.86
  5. Step 5: Solve for x
    x = 74,688,394,360.86/223,141.80
  6. Step 6: Final answer
    x = 334,712.70

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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.