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Finding the Fourth Proportional to 624,937.64, 937,455.05 and 204,256.04

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Solution

The fourth proportional to 624,937.64, 937,455.05 and 204,256.04 is: 306,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,937.64 : 937,455.05 = 204,256.04 : x
  2. Step 2: Convert to fraction form
    624,937.64/937,455.05 = 204,256.04/x
  3. Step 3: Cross multiply
    624,937.64x = 937,455.05 × 204,256.04
  4. Step 4: Simplify right side
    624,937.64x = 191,480,852,014.37
  5. Step 5: Solve for x
    x = 191,480,852,014.37/624,937.64
  6. Step 6: Final answer
    x = 306,399.94

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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.