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Finding the Fourth Proportional to 335,987.60, 504,030.60 and 122,766.03

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Solution

The fourth proportional to 335,987.60, 504,030.60 and 122,766.03 is: 184,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,987.60 : 504,030.60 = 122,766.03 : x
  2. Step 2: Convert to fraction form
    335,987.60/504,030.60 = 122,766.03/x
  3. Step 3: Cross multiply
    335,987.60x = 504,030.60 × 122,766.03
  4. Step 4: Simplify right side
    335,987.60x = 61,877,835,760.52
  5. Step 5: Solve for x
    x = 61,877,835,760.52/335,987.60
  6. Step 6: Final answer
    x = 184,167.02

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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.