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Finding the Fourth Proportional to 886,464,917.20, 1,329,697,375.80 and 596,227,272.40

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Solution

The fourth proportional to 886,464,917.20, 1,329,697,375.80 and 596,227,272.40 is: 894,340,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,464,917.20 : 1,329,697,375.80 = 596,227,272.40 : x
  2. Step 2: Convert to fraction form
    886,464,917.20/1,329,697,375.80 = 596,227,272.40/x
  3. Step 3: Cross multiply
    886,464,917.20x = 1,329,697,375.80 × 596,227,272.40
  4. Step 4: Simplify right side
    886,464,917.20x = 792,801,839,490,671,744
  5. Step 5: Solve for x
    x = 792,801,839,490,671,744/886,464,917.20
  6. Step 6: Final answer
    x = 894,340,908.60

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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.