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Finding the Fourth Proportional to 8,755,502.40, 13,131,410.40 and 3,706,977.60

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Solution

The fourth proportional to 8,755,502.40, 13,131,410.40 and 3,706,977.60 is: 5,559,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755,502.40 : 13,131,410.40 = 3,706,977.60 : x
  2. Step 2: Convert to fraction form
    8,755,502.40/13,131,410.40 = 3,706,977.60/x
  3. Step 3: Cross multiply
    8,755,502.40x = 13,131,410.40 × 3,706,977.60
  4. Step 4: Simplify right side
    8,755,502.40x = 48,677,844,209,207.04
  5. Step 5: Solve for x
    x = 48,677,844,209,207.04/8,755,502.40
  6. Step 6: Final answer
    x = 5,559,686.01

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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.