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Finding the Fourth Proportional to 295,625.39, 443,440.51 and 127,134.05

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Solution

The fourth proportional to 295,625.39, 443,440.51 and 127,134.05 is: 190,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,625.39 : 443,440.51 = 127,134.05 : x
  2. Step 2: Convert to fraction form
    295,625.39/443,440.51 = 127,134.05/x
  3. Step 3: Cross multiply
    295,625.39x = 443,440.51 × 127,134.05
  4. Step 4: Simplify right side
    295,625.39x = 56,376,385,435.33
  5. Step 5: Solve for x
    x = 56,376,385,435.33/295,625.39
  6. Step 6: Final answer
    x = 190,702.11

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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.