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Finding the Fourth Proportional to 295,026,340.20, 412,230,660.60 and 295,026,340.20

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Solution

The fourth proportional to 295,026,340.20, 412,230,660.60 and 295,026,340.20 is: 412,230,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,026,340.20 : 412,230,660.60 = 295,026,340.20 : x
  2. Step 2: Convert to fraction form
    295,026,340.20/412,230,660.60 = 295,026,340.20/x
  3. Step 3: Cross multiply
    295,026,340.20x = 412,230,660.60 × 295,026,340.20
  4. Step 4: Simplify right side
    295,026,340.20x = 121,618,903,115,046,336
  5. Step 5: Solve for x
    x = 121,618,903,115,046,336/295,026,340.20
  6. Step 6: Final answer
    x = 412,230,660.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.