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Finding the Fourth Proportional to 338,558.84, 467,216.51 and 202,598.52

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Solution

The fourth proportional to 338,558.84, 467,216.51 and 202,598.52 is: 279,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,558.84 : 467,216.51 = 202,598.52 : x
  2. Step 2: Convert to fraction form
    338,558.84/467,216.51 = 202,598.52/x
  3. Step 3: Cross multiply
    338,558.84x = 467,216.51 × 202,598.52
  4. Step 4: Simplify right side
    338,558.84x = 94,657,370,680.51
  5. Step 5: Solve for x
    x = 94,657,370,680.51/338,558.84
  6. Step 6: Final answer
    x = 279,589.13

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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.