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Finding the Fourth Proportional to 368,491.44, 552,737.16 and 102,252.03

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Solution

The fourth proportional to 368,491.44, 552,737.16 and 102,252.03 is: 153,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,491.44 : 552,737.16 = 102,252.03 : x
  2. Step 2: Convert to fraction form
    368,491.44/552,737.16 = 102,252.03/x
  3. Step 3: Cross multiply
    368,491.44x = 552,737.16 × 102,252.03
  4. Step 4: Simplify right side
    368,491.44x = 56,518,496,666.43
  5. Step 5: Solve for x
    x = 56,518,496,666.43/368,491.44
  6. Step 6: Final answer
    x = 153,378.05

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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.