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Finding the Fourth Proportional to 248,961,919.10, 349,056,870.10 and 248,961,919.10

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Solution

The fourth proportional to 248,961,919.10, 349,056,870.10 and 248,961,919.10 is: 349,056,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,961,919.10 : 349,056,870.10 = 248,961,919.10 : x
  2. Step 2: Convert to fraction form
    248,961,919.10/349,056,870.10 = 248,961,919.10/x
  3. Step 3: Cross multiply
    248,961,919.10x = 349,056,870.10 × 248,961,919.10
  4. Step 4: Simplify right side
    248,961,919.10x = 86,901,868,255,135,408
  5. Step 5: Solve for x
    x = 86,901,868,255,135,408/248,961,919.10
  6. Step 6: Final answer
    x = 349,056,870.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.