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Finding the Fourth Proportional to 338,998, 467,816.88 and 186,037.06

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Solution

The fourth proportional to 338,998, 467,816.88 and 186,037.06 is: 256,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,998 : 467,816.88 = 186,037.06 : x
  2. Step 2: Convert to fraction form
    338,998/467,816.88 = 186,037.06/x
  3. Step 3: Cross multiply
    338,998x = 467,816.88 × 186,037.06
  4. Step 4: Simplify right side
    338,998x = 87,031,276,973.57
  5. Step 5: Solve for x
    x = 87,031,276,973.57/338,998
  6. Step 6: Final answer
    x = 256,730.95

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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.