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Finding the Fourth Proportional to 468,066.30, 702,790.65 and 363,003.90

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Solution

The fourth proportional to 468,066.30, 702,790.65 and 363,003.90 is: 545,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,066.30 : 702,790.65 = 363,003.90 : x
  2. Step 2: Convert to fraction form
    468,066.30/702,790.65 = 363,003.90/x
  3. Step 3: Cross multiply
    468,066.30x = 702,790.65 × 363,003.90
  4. Step 4: Simplify right side
    468,066.30x = 255,115,746,833.54
  5. Step 5: Solve for x
    x = 255,115,746,833.54/468,066.30
  6. Step 6: Final answer
    x = 545,041.90

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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.