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Finding the Fourth Proportional to 360,564.93, 540,858.47 and 123,904.26

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Solution

The fourth proportional to 360,564.93, 540,858.47 and 123,904.26 is: 185,860.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,564.93 : 540,858.47 = 123,904.26 : x
  2. Step 2: Convert to fraction form
    360,564.93/540,858.47 = 123,904.26/x
  3. Step 3: Cross multiply
    360,564.93x = 540,858.47 × 123,904.26
  4. Step 4: Simplify right side
    360,564.93x = 67,014,667,870.56
  5. Step 5: Solve for x
    x = 67,014,667,870.56/360,564.93
  6. Step 6: Final answer
    x = 185,860.19

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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.