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Finding the Fourth Proportional to 357,629.38, 535,735.59 and 245,032.90

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Solution

The fourth proportional to 357,629.38, 535,735.59 and 245,032.90 is: 367,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,629.38 : 535,735.59 = 245,032.90 : x
  2. Step 2: Convert to fraction form
    357,629.38/535,735.59 = 245,032.90/x
  3. Step 3: Cross multiply
    357,629.38x = 535,735.59 × 245,032.90
  4. Step 4: Simplify right side
    357,629.38x = 131,272,845,250.91
  5. Step 5: Solve for x
    x = 131,272,845,250.91/357,629.38
  6. Step 6: Final answer
    x = 367,063.93

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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.