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Finding the Fourth Proportional to 333,064.98, 459,618.30 and 189,871.17

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Solution

The fourth proportional to 333,064.98, 459,618.30 and 189,871.17 is: 262,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,064.98 : 459,618.30 = 189,871.17 : x
  2. Step 2: Convert to fraction form
    333,064.98/459,618.30 = 189,871.17/x
  3. Step 3: Cross multiply
    333,064.98x = 459,618.30 × 189,871.17
  4. Step 4: Simplify right side
    333,064.98x = 87,268,264,374.41
  5. Step 5: Solve for x
    x = 87,268,264,374.41/333,064.98
  6. Step 6: Final answer
    x = 262,015.73

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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.