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Finding the Fourth Proportional to 504,266.80, 755,363.40 and 346,673.20

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Solution

The fourth proportional to 504,266.80, 755,363.40 and 346,673.20 is: 519,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,266.80 : 755,363.40 = 346,673.20 : x
  2. Step 2: Convert to fraction form
    504,266.80/755,363.40 = 346,673.20/x
  3. Step 3: Cross multiply
    504,266.80x = 755,363.40 × 346,673.20
  4. Step 4: Simplify right side
    504,266.80x = 261,864,247,040.88
  5. Step 5: Solve for x
    x = 261,864,247,040.88/504,266.80
  6. Step 6: Final answer
    x = 519,297.02

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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.