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Finding the Fourth Proportional to 547,033.37, 754,002.55 and 365,679.13

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Solution

The fourth proportional to 547,033.37, 754,002.55 and 365,679.13 is: 504,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,033.37 : 754,002.55 = 365,679.13 : x
  2. Step 2: Convert to fraction form
    547,033.37/754,002.55 = 365,679.13/x
  3. Step 3: Cross multiply
    547,033.37x = 754,002.55 × 365,679.13
  4. Step 4: Simplify right side
    547,033.37x = 275,722,996,501.78
  5. Step 5: Solve for x
    x = 275,722,996,501.78/547,033.37
  6. Step 6: Final answer
    x = 504,033.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.