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Finding the Fourth Proportional to 202,460.70, 303,964.65 and 118,307.10

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Solution

The fourth proportional to 202,460.70, 303,964.65 and 118,307.10 is: 177,620.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,460.70 : 303,964.65 = 118,307.10 : x
  2. Step 2: Convert to fraction form
    202,460.70/303,964.65 = 118,307.10/x
  3. Step 3: Cross multiply
    202,460.70x = 303,964.65 × 118,307.10
  4. Step 4: Simplify right side
    202,460.70x = 35,961,176,244.02
  5. Step 5: Solve for x
    x = 35,961,176,244.02/202,460.70
  6. Step 6: Final answer
    x = 177,620.53

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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.