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Finding the Fourth Proportional to 734,917,163.40, 1,102,375,745.10 and 607,371,323.40

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Solution

The fourth proportional to 734,917,163.40, 1,102,375,745.10 and 607,371,323.40 is: 911,056,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,917,163.40 : 1,102,375,745.10 = 607,371,323.40 : x
  2. Step 2: Convert to fraction form
    734,917,163.40/1,102,375,745.10 = 607,371,323.40/x
  3. Step 3: Cross multiply
    734,917,163.40x = 1,102,375,745.10 × 607,371,323.40
  4. Step 4: Simplify right side
    734,917,163.40x = 669,551,415,185,447,936
  5. Step 5: Solve for x
    x = 669,551,415,185,447,936/734,917,163.40
  6. Step 6: Final answer
    x = 911,056,985.10

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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.