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Finding the Fourth Proportional to 437,360.59, 603,760.23 and 308,404.13

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Solution

The fourth proportional to 437,360.59, 603,760.23 and 308,404.13 is: 425,740.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,360.59 : 603,760.23 = 308,404.13 : x
  2. Step 2: Convert to fraction form
    437,360.59/603,760.23 = 308,404.13/x
  3. Step 3: Cross multiply
    437,360.59x = 603,760.23 × 308,404.13
  4. Step 4: Simplify right side
    437,360.59x = 186,202,149,971.15
  5. Step 5: Solve for x
    x = 186,202,149,971.15/437,360.59
  6. Step 6: Final answer
    x = 425,740.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.