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Finding the Fourth Proportional to 368,644.02, 552,709.04 and 163,366.89

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Solution

The fourth proportional to 368,644.02, 552,709.04 and 163,366.89 is: 244,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,644.02 : 552,709.04 = 163,366.89 : x
  2. Step 2: Convert to fraction form
    368,644.02/552,709.04 = 163,366.89/x
  3. Step 3: Cross multiply
    368,644.02x = 552,709.04 × 163,366.89
  4. Step 4: Simplify right side
    368,644.02x = 90,294,356,122.85
  5. Step 5: Solve for x
    x = 90,294,356,122.85/368,644.02
  6. Step 6: Final answer
    x = 244,936.45

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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.