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Finding the Fourth Proportional to 577,817.60, 866,974.52 and 223,080.76

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Solution

The fourth proportional to 577,817.60, 866,974.52 and 223,080.76 is: 334,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,817.60 : 866,974.52 = 223,080.76 : x
  2. Step 2: Convert to fraction form
    577,817.60/866,974.52 = 223,080.76/x
  3. Step 3: Cross multiply
    577,817.60x = 866,974.52 × 223,080.76
  4. Step 4: Simplify right side
    577,817.60x = 193,405,334,822.24
  5. Step 5: Solve for x
    x = 193,405,334,822.24/577,817.60
  6. Step 6: Final answer
    x = 334,716.93

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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.