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Finding the Fourth Proportional to 357,337.88, 492,985.62 and 204,293.84

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Solution

The fourth proportional to 357,337.88, 492,985.62 and 204,293.84 is: 281,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,337.88 : 492,985.62 = 204,293.84 : x
  2. Step 2: Convert to fraction form
    357,337.88/492,985.62 = 204,293.84/x
  3. Step 3: Cross multiply
    357,337.88x = 492,985.62 × 204,293.84
  4. Step 4: Simplify right side
    357,337.88x = 100,713,922,909.65
  5. Step 5: Solve for x
    x = 100,713,922,909.65/357,337.88
  6. Step 6: Final answer
    x = 281,845.08

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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.