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Finding the Fourth Proportional to 335,523.87, 503,301.60 and 98,868.60

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Solution

The fourth proportional to 335,523.87, 503,301.60 and 98,868.60 is: 148,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,523.87 : 503,301.60 = 98,868.60 : x
  2. Step 2: Convert to fraction form
    335,523.87/503,301.60 = 98,868.60/x
  3. Step 3: Cross multiply
    335,523.87x = 503,301.60 × 98,868.60
  4. Step 4: Simplify right side
    335,523.87x = 49,760,724,569.76
  5. Step 5: Solve for x
    x = 49,760,724,569.76/335,523.87
  6. Step 6: Final answer
    x = 148,307.55

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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.