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Finding the Fourth Proportional to 367,704.73, 551,558.54 and 243,018.01

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Solution

The fourth proportional to 367,704.73, 551,558.54 and 243,018.01 is: 364,527.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,704.73 : 551,558.54 = 243,018.01 : x
  2. Step 2: Convert to fraction form
    367,704.73/551,558.54 = 243,018.01/x
  3. Step 3: Cross multiply
    367,704.73x = 551,558.54 × 243,018.01
  4. Step 4: Simplify right side
    367,704.73x = 134,038,657,574.22
  5. Step 5: Solve for x
    x = 134,038,657,574.22/367,704.73
  6. Step 6: Final answer
    x = 364,527.97

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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.