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Finding the Fourth Proportional to 360,237.86, 540,367.73 and 123,577.13

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Solution

The fourth proportional to 360,237.86, 540,367.73 and 123,577.13 is: 185,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,237.86 : 540,367.73 = 123,577.13 : x
  2. Step 2: Convert to fraction form
    360,237.86/540,367.73 = 123,577.13/x
  3. Step 3: Cross multiply
    360,237.86x = 540,367.73 × 123,577.13
  4. Step 4: Simplify right side
    360,237.86x = 66,777,090,825.12
  5. Step 5: Solve for x
    x = 66,777,090,825.12/360,237.86
  6. Step 6: Final answer
    x = 185,369.44

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1.5x scale

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.