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Finding the Fourth Proportional to 248,188.92, 341,636.04 and 216,303

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Solution

The fourth proportional to 248,188.92, 341,636.04 and 216,303 is: 297,744.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,188.92 : 341,636.04 = 216,303 : x
  2. Step 2: Convert to fraction form
    248,188.92/341,636.04 = 216,303/x
  3. Step 3: Cross multiply
    248,188.92x = 341,636.04 × 216,303
  4. Step 4: Simplify right side
    248,188.92x = 73,896,900,360.12
  5. Step 5: Solve for x
    x = 73,896,900,360.12/248,188.92
  6. Step 6: Final answer
    x = 297,744.56

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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.