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Finding the Fourth Proportional to 295,236,390.20, 442,854,585.30 and 295,236,390.20

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Solution

The fourth proportional to 295,236,390.20, 442,854,585.30 and 295,236,390.20 is: 442,854,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,236,390.20 : 442,854,585.30 = 295,236,390.20 : x
  2. Step 2: Convert to fraction form
    295,236,390.20/442,854,585.30 = 295,236,390.20/x
  3. Step 3: Cross multiply
    295,236,390.20x = 442,854,585.30 × 295,236,390.20
  4. Step 4: Simplify right side
    295,236,390.20x = 130,746,789,147,489,984
  5. Step 5: Solve for x
    x = 130,746,789,147,489,984/295,236,390.20
  6. Step 6: Final answer
    x = 442,854,585.30

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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.