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Finding the Fourth Proportional to 1,062,942,402.80, 1,596,114,215.40 and 804,449,500.40

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Solution

The fourth proportional to 1,062,942,402.80, 1,596,114,215.40 and 804,449,500.40 is: 1,207,961,296.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,942,402.80 : 1,596,114,215.40 = 804,449,500.40 : x
  2. Step 2: Convert to fraction form
    1,062,942,402.80/1,596,114,215.40 = 804,449,500.40/x
  3. Step 3: Cross multiply
    1,062,942,402.80x = 1,596,114,215.40 × 804,449,500.40
  4. Step 4: Simplify right side
    1,062,942,402.80x = 1,283,993,283,159,867,904
  5. Step 5: Solve for x
    x = 1,283,993,283,159,867,904/1,062,942,402.80
  6. Step 6: Final answer
    x = 1,207,961,296.66

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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.