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Finding the Fourth Proportional to 268,295.02, 402,523.02 and 108,288.64

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Solution

The fourth proportional to 268,295.02, 402,523.02 and 108,288.64 is: 162,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,295.02 : 402,523.02 = 108,288.64 : x
  2. Step 2: Convert to fraction form
    268,295.02/402,523.02 = 108,288.64/x
  3. Step 3: Cross multiply
    268,295.02x = 402,523.02 × 108,288.64
  4. Step 4: Simplify right side
    268,295.02x = 43,588,670,404.49
  5. Step 5: Solve for x
    x = 43,588,670,404.49/268,295.02
  6. Step 6: Final answer
    x = 162,465.45

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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.