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Finding the Fourth Proportional to 304,380.71, 456,591.11 and 79,746.65

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Solution

The fourth proportional to 304,380.71, 456,591.11 and 79,746.65 is: 119,625.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,380.71 : 456,591.11 = 79,746.65 : x
  2. Step 2: Convert to fraction form
    304,380.71/456,591.11 = 79,746.65/x
  3. Step 3: Cross multiply
    304,380.71x = 456,591.11 × 79,746.65
  4. Step 4: Simplify right side
    304,380.71x = 36,411,611,442.28
  5. Step 5: Solve for x
    x = 36,411,611,442.28/304,380.71
  6. Step 6: Final answer
    x = 119,625.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.