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Finding the Fourth Proportional to 296,362.80, 409,059.72 and 183,121.56

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Solution

The fourth proportional to 296,362.80, 409,059.72 and 183,121.56 is: 252,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,362.80 : 409,059.72 = 183,121.56 : x
  2. Step 2: Convert to fraction form
    296,362.80/409,059.72 = 183,121.56/x
  3. Step 3: Cross multiply
    296,362.80x = 409,059.72 × 183,121.56
  4. Step 4: Simplify right side
    296,362.80x = 74,907,654,059.56
  5. Step 5: Solve for x
    x = 74,907,654,059.56/296,362.80
  6. Step 6: Final answer
    x = 252,756.60

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1.5x scale

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.