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Finding the Fourth Proportional to 245,055.44, 366,941.64 and 160,549.76

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Solution

The fourth proportional to 245,055.44, 366,941.64 and 160,549.76 is: 240,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,055.44 : 366,941.64 = 160,549.76 : x
  2. Step 2: Convert to fraction form
    245,055.44/366,941.64 = 160,549.76/x
  3. Step 3: Cross multiply
    245,055.44x = 366,941.64 × 160,549.76
  4. Step 4: Simplify right side
    245,055.44x = 58,912,392,236.01
  5. Step 5: Solve for x
    x = 58,912,392,236.01/245,055.44
  6. Step 6: Final answer
    x = 240,404.34

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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.