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Finding the Fourth Proportional to 29,910,327.30, 44,865,490.95 and 25,605,655.20

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Solution

The fourth proportional to 29,910,327.30, 44,865,490.95 and 25,605,655.20 is: 38,408,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,910,327.30 : 44,865,490.95 = 25,605,655.20 : x
  2. Step 2: Convert to fraction form
    29,910,327.30/44,865,490.95 = 25,605,655.20/x
  3. Step 3: Cross multiply
    29,910,327.30x = 44,865,490.95 × 25,605,655.20
  4. Step 4: Simplify right side
    29,910,327.30x = 1,148,810,291,644,420.50
  5. Step 5: Solve for x
    x = 1,148,810,291,644,420.50/29,910,327.30
  6. Step 6: Final answer
    x = 38,408,482.80

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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.