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Finding the Fourth Proportional to 539,244,832.80, 808,867,249.20 and 539,244,832.80

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Solution

The fourth proportional to 539,244,832.80, 808,867,249.20 and 539,244,832.80 is: 808,867,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,244,832.80 : 808,867,249.20 = 539,244,832.80 : x
  2. Step 2: Convert to fraction form
    539,244,832.80/808,867,249.20 = 539,244,832.80/x
  3. Step 3: Cross multiply
    539,244,832.80x = 808,867,249.20 × 539,244,832.80
  4. Step 4: Simplify right side
    539,244,832.80x = 436,177,484,552,249,920
  5. Step 5: Solve for x
    x = 436,177,484,552,249,920/539,244,832.80
  6. Step 6: Final answer
    x = 808,867,249.20

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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.