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Finding the Fourth Proportional to 483,877.80, 725,816.70 and 464,524.20

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Solution

The fourth proportional to 483,877.80, 725,816.70 and 464,524.20 is: 696,786.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,877.80 : 725,816.70 = 464,524.20 : x
  2. Step 2: Convert to fraction form
    483,877.80/725,816.70 = 464,524.20/x
  3. Step 3: Cross multiply
    483,877.80x = 725,816.70 × 464,524.20
  4. Step 4: Simplify right side
    483,877.80x = 337,159,421,914.14
  5. Step 5: Solve for x
    x = 337,159,421,914.14/483,877.80
  6. Step 6: Final answer
    x = 696,786.30

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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.