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Finding the Fourth Proportional to 599,126,799.80, 898,690,199.70 and 599,126,799.80

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Solution

The fourth proportional to 599,126,799.80, 898,690,199.70 and 599,126,799.80 is: 898,690,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,126,799.80 : 898,690,199.70 = 599,126,799.80 : x
  2. Step 2: Convert to fraction form
    599,126,799.80/898,690,199.70 = 599,126,799.80/x
  3. Step 3: Cross multiply
    599,126,799.80x = 898,690,199.70 × 599,126,799.80
  4. Step 4: Simplify right side
    599,126,799.80x = 538,429,383,357,883,904
  5. Step 5: Solve for x
    x = 538,429,383,357,883,904/599,126,799.80
  6. Step 6: Final answer
    x = 898,690,199.70

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1.5x scale

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.