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Finding the Fourth Proportional to 341,229.68, 470,898.59 and 188,267.86

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Solution

The fourth proportional to 341,229.68, 470,898.59 and 188,267.86 is: 259,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,229.68 : 470,898.59 = 188,267.86 : x
  2. Step 2: Convert to fraction form
    341,229.68/470,898.59 = 188,267.86/x
  3. Step 3: Cross multiply
    341,229.68x = 470,898.59 × 188,267.86
  4. Step 4: Simplify right side
    341,229.68x = 88,655,069,816.32
  5. Step 5: Solve for x
    x = 88,655,069,816.32/341,229.68
  6. Step 6: Final answer
    x = 259,810.55

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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.