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Finding the Fourth Proportional to 368,549.54, 552,827.38 and 102,330.81

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Solution

The fourth proportional to 368,549.54, 552,827.38 and 102,330.81 is: 153,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,549.54 : 552,827.38 = 102,330.81 : x
  2. Step 2: Convert to fraction form
    368,549.54/552,827.38 = 102,330.81/x
  3. Step 3: Cross multiply
    368,549.54x = 552,827.38 × 102,330.81
  4. Step 4: Simplify right side
    368,549.54x = 56,571,273,585.58
  5. Step 5: Solve for x
    x = 56,571,273,585.58/368,549.54
  6. Step 6: Final answer
    x = 153,497.07

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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.