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Finding the Fourth Proportional to 336,061.20, 504,180.90 and 146,440.20

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Solution

The fourth proportional to 336,061.20, 504,180.90 and 146,440.20 is: 219,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,061.20 : 504,180.90 = 146,440.20 : x
  2. Step 2: Convert to fraction form
    336,061.20/504,180.90 = 146,440.20/x
  3. Step 3: Cross multiply
    336,061.20x = 504,180.90 × 146,440.20
  4. Step 4: Simplify right side
    336,061.20x = 73,832,351,832.18
  5. Step 5: Solve for x
    x = 73,832,351,832.18/336,061.20
  6. Step 6: Final answer
    x = 219,699.13

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1.5x scale

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.