Home / 698,204.98-1,047,389.49-248,989.72

Finding the Fourth Proportional to 698,204.98, 1,047,389.49 and 248,989.72

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Solution

The fourth proportional to 698,204.98, 1,047,389.49 and 248,989.72 is: 373,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,204.98 : 1,047,389.49 = 248,989.72 : x
  2. Step 2: Convert to fraction form
    698,204.98/1,047,389.49 = 248,989.72/x
  3. Step 3: Cross multiply
    698,204.98x = 1,047,389.49 × 248,989.72
  4. Step 4: Simplify right side
    698,204.98x = 260,789,215,846.04
  5. Step 5: Solve for x
    x = 260,789,215,846.04/698,204.98
  6. Step 6: Final answer
    x = 373,513.83

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Double scale
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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.