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Finding the Fourth Proportional to 605,030.76, 907,334.46 and 178,453.32

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Solution

The fourth proportional to 605,030.76, 907,334.46 and 178,453.32 is: 267,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,030.76 : 907,334.46 = 178,453.32 : x
  2. Step 2: Convert to fraction form
    605,030.76/907,334.46 = 178,453.32/x
  3. Step 3: Cross multiply
    605,030.76x = 907,334.46 × 178,453.32
  4. Step 4: Simplify right side
    605,030.76x = 161,916,846,737.41
  5. Step 5: Solve for x
    x = 161,916,846,737.41/605,030.76
  6. Step 6: Final answer
    x = 267,617.55

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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.