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Finding the Fourth Proportional to 245,732.52, 368,598.93 and 68,239.55

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Solution

The fourth proportional to 245,732.52, 368,598.93 and 68,239.55 is: 102,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,732.52 : 368,598.93 = 68,239.55 : x
  2. Step 2: Convert to fraction form
    245,732.52/368,598.93 = 68,239.55/x
  3. Step 3: Cross multiply
    245,732.52x = 368,598.93 × 68,239.55
  4. Step 4: Simplify right side
    245,732.52x = 25,153,023,270.69
  5. Step 5: Solve for x
    x = 25,153,023,270.69/245,732.52
  6. Step 6: Final answer
    x = 102,359.36

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1.5x scale

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.