Home / 919,923.10-1,379,787.57-246,072.40

Finding the Fourth Proportional to 919,923.10, 1,379,787.57 and 246,072.40

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Solution

The fourth proportional to 919,923.10, 1,379,787.57 and 246,072.40 is: 369,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,923.10 : 1,379,787.57 = 246,072.40 : x
  2. Step 2: Convert to fraction form
    919,923.10/1,379,787.57 = 246,072.40/x
  3. Step 3: Cross multiply
    919,923.10x = 1,379,787.57 × 246,072.40
  4. Step 4: Simplify right side
    919,923.10x = 339,527,638,840.07
  5. Step 5: Solve for x
    x = 339,527,638,840.07/919,923.10
  6. Step 6: Final answer
    x = 369,082.63

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Double scale
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1.5x scale

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.