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Finding the Fourth Proportional to 242,053.40, 363,080.10 and 186,066.20

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Solution

The fourth proportional to 242,053.40, 363,080.10 and 186,066.20 is: 279,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,053.40 : 363,080.10 = 186,066.20 : x
  2. Step 2: Convert to fraction form
    242,053.40/363,080.10 = 186,066.20/x
  3. Step 3: Cross multiply
    242,053.40x = 363,080.10 × 186,066.20
  4. Step 4: Simplify right side
    242,053.40x = 67,556,934,502.62
  5. Step 5: Solve for x
    x = 67,556,934,502.62/242,053.40
  6. Step 6: Final answer
    x = 279,099.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.