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Finding the Fourth Proportional to 337,017.77, 505,537.03 and 147,380.52

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Solution

The fourth proportional to 337,017.77, 505,537.03 and 147,380.52 is: 221,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,017.77 : 505,537.03 = 147,380.52 : x
  2. Step 2: Convert to fraction form
    337,017.77/505,537.03 = 147,380.52/x
  3. Step 3: Cross multiply
    337,017.77x = 505,537.03 × 147,380.52
  4. Step 4: Simplify right side
    337,017.77x = 74,506,310,360.66
  5. Step 5: Solve for x
    x = 74,506,310,360.66/337,017.77
  6. Step 6: Final answer
    x = 221,075.32

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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.