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Finding the Fourth Proportional to 233,274.60, 349,911.90 and 186,618.60

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Solution

The fourth proportional to 233,274.60, 349,911.90 and 186,618.60 is: 279,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,274.60 : 349,911.90 = 186,618.60 : x
  2. Step 2: Convert to fraction form
    233,274.60/349,911.90 = 186,618.60/x
  3. Step 3: Cross multiply
    233,274.60x = 349,911.90 × 186,618.60
  4. Step 4: Simplify right side
    233,274.60x = 65,300,068,901.34
  5. Step 5: Solve for x
    x = 65,300,068,901.34/233,274.60
  6. Step 6: Final answer
    x = 279,927.90

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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.