Home / 323,010.30-445,768.80-187,050.18

Finding the Fourth Proportional to 323,010.30, 445,768.80 and 187,050.18

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Solution

The fourth proportional to 323,010.30, 445,768.80 and 187,050.18 is: 258,137.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,010.30 : 445,768.80 = 187,050.18 : x
  2. Step 2: Convert to fraction form
    323,010.30/445,768.80 = 187,050.18/x
  3. Step 3: Cross multiply
    323,010.30x = 445,768.80 × 187,050.18
  4. Step 4: Simplify right side
    323,010.30x = 83,381,134,278.38
  5. Step 5: Solve for x
    x = 83,381,134,278.38/323,010.30
  6. Step 6: Final answer
    x = 258,137.69

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1.5x scale

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.