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Finding the Fourth Proportional to 437,065.50, 655,987.62 and 223,978.52

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Solution

The fourth proportional to 437,065.50, 655,987.62 and 223,978.52 is: 336,167.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,065.50 : 655,987.62 = 223,978.52 : x
  2. Step 2: Convert to fraction form
    437,065.50/655,987.62 = 223,978.52/x
  3. Step 3: Cross multiply
    437,065.50x = 655,987.62 × 223,978.52
  4. Step 4: Simplify right side
    437,065.50x = 146,927,136,265.92
  5. Step 5: Solve for x
    x = 146,927,136,265.92/437,065.50
  6. Step 6: Final answer
    x = 336,167.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.