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Finding the Fourth Proportional to 483,461.90, 677,546.50 and 483,461.90

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Solution

The fourth proportional to 483,461.90, 677,546.50 and 483,461.90 is: 677,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,461.90 : 677,546.50 = 483,461.90 : x
  2. Step 2: Convert to fraction form
    483,461.90/677,546.50 = 483,461.90/x
  3. Step 3: Cross multiply
    483,461.90x = 677,546.50 × 483,461.90
  4. Step 4: Simplify right side
    483,461.90x = 327,567,918,228.35
  5. Step 5: Solve for x
    x = 327,567,918,228.35/483,461.90
  6. Step 6: Final answer
    x = 677,546.50

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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.