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Finding the Fourth Proportional to 608,939.36, 841,139.52 and 467,447.84

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Solution

The fourth proportional to 608,939.36, 841,139.52 and 467,447.84 is: 645,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,939.36 : 841,139.52 = 467,447.84 : x
  2. Step 2: Convert to fraction form
    608,939.36/841,139.52 = 467,447.84/x
  3. Step 3: Cross multiply
    608,939.36x = 841,139.52 × 467,447.84
  4. Step 4: Simplify right side
    608,939.36x = 393,188,851,762.64
  5. Step 5: Solve for x
    x = 393,188,851,762.64/608,939.36
  6. Step 6: Final answer
    x = 645,694.59

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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.