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Finding the Fourth Proportional to 295,245,057.60, 442,867,586.40 and 295,245,057.60

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Solution

The fourth proportional to 295,245,057.60, 442,867,586.40 and 295,245,057.60 is: 442,867,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,057.60 : 442,867,586.40 = 295,245,057.60 : x
  2. Step 2: Convert to fraction form
    295,245,057.60/442,867,586.40 = 295,245,057.60/x
  3. Step 3: Cross multiply
    295,245,057.60x = 442,867,586.40 × 295,245,057.60
  4. Step 4: Simplify right side
    295,245,057.60x = 130,754,466,055,840,976
  5. Step 5: Solve for x
    x = 130,754,466,055,840,976/295,245,057.60
  6. Step 6: Final answer
    x = 442,867,586.40

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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.