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Finding the Fourth Proportional to 366,954,692.30, 550,432,038.45 and 349,948,580.30

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Solution

The fourth proportional to 366,954,692.30, 550,432,038.45 and 349,948,580.30 is: 524,922,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,954,692.30 : 550,432,038.45 = 349,948,580.30 : x
  2. Step 2: Convert to fraction form
    366,954,692.30/550,432,038.45 = 349,948,580.30/x
  3. Step 3: Cross multiply
    366,954,692.30x = 550,432,038.45 × 349,948,580.30
  4. Step 4: Simplify right side
    366,954,692.30x = 192,622,910,407,212,544
  5. Step 5: Solve for x
    x = 192,622,910,407,212,544/366,954,692.30
  6. Step 6: Final answer
    x = 524,922,870.45

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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.