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Finding the Fourth Proportional to 201,406.46, 277,935.32 and 110,762.39

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Solution

The fourth proportional to 201,406.46, 277,935.32 and 110,762.39 is: 152,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,406.46 : 277,935.32 = 110,762.39 : x
  2. Step 2: Convert to fraction form
    201,406.46/277,935.32 = 110,762.39/x
  3. Step 3: Cross multiply
    201,406.46x = 277,935.32 × 110,762.39
  4. Step 4: Simplify right side
    201,406.46x = 30,784,781,280.36
  5. Step 5: Solve for x
    x = 30,784,781,280.36/201,406.46
  6. Step 6: Final answer
    x = 152,849.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.