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Finding the Fourth Proportional to 242,573.30, 363,341.55 and 201,101.30

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Solution

The fourth proportional to 242,573.30, 363,341.55 and 201,101.30 is: 301,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,573.30 : 363,341.55 = 201,101.30 : x
  2. Step 2: Convert to fraction form
    242,573.30/363,341.55 = 201,101.30/x
  3. Step 3: Cross multiply
    242,573.30x = 363,341.55 × 201,101.30
  4. Step 4: Simplify right side
    242,573.30x = 73,068,458,049.02
  5. Step 5: Solve for x
    x = 73,068,458,049.02/242,573.30
  6. Step 6: Final answer
    x = 301,222.18

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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.