Home / 919,631.57-1,268,372.61-597,445.47

Finding the Fourth Proportional to 919,631.57, 1,268,372.61 and 597,445.47

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Solution

The fourth proportional to 919,631.57, 1,268,372.61 and 597,445.47 is: 824,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,631.57 : 1,268,372.61 = 597,445.47 : x
  2. Step 2: Convert to fraction form
    919,631.57/1,268,372.61 = 597,445.47/x
  3. Step 3: Cross multiply
    919,631.57x = 1,268,372.61 × 597,445.47
  4. Step 4: Simplify right side
    919,631.57x = 757,783,470,116.58
  5. Step 5: Solve for x
    x = 757,783,470,116.58/919,631.57
  6. Step 6: Final answer
    x = 824,007.68

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Why These Related Problems?

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