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Finding the Fourth Proportional to 238,362.46, 328,846.17 and 153,528.73

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Solution

The fourth proportional to 238,362.46, 328,846.17 and 153,528.73 is: 211,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,362.46 : 328,846.17 = 153,528.73 : x
  2. Step 2: Convert to fraction form
    238,362.46/328,846.17 = 153,528.73/x
  3. Step 3: Cross multiply
    238,362.46x = 328,846.17 × 153,528.73
  4. Step 4: Simplify right side
    238,362.46x = 50,487,334,845.46
  5. Step 5: Solve for x
    x = 50,487,334,845.46/238,362.46
  6. Step 6: Final answer
    x = 211,809.09

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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.