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Finding the Fourth Proportional to 622,891,702.87, 934,337,554.30 and 622,891,702.87

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Solution

The fourth proportional to 622,891,702.87, 934,337,554.30 and 622,891,702.87 is: 934,337,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,891,702.87 : 934,337,554.30 = 622,891,702.87 : x
  2. Step 2: Convert to fraction form
    622,891,702.87/934,337,554.30 = 622,891,702.87/x
  3. Step 3: Cross multiply
    622,891,702.87x = 934,337,554.30 × 622,891,702.87
  4. Step 4: Simplify right side
    622,891,702.87x = 581,991,110,248,646,400
  5. Step 5: Solve for x
    x = 581,991,110,248,646,400/622,891,702.87
  6. Step 6: Final answer
    x = 934,337,554.30

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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.