Home / 698,911.62-1,048,361.67-200,276.10

Finding the Fourth Proportional to 698,911.62, 1,048,361.67 and 200,276.10

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Solution

The fourth proportional to 698,911.62, 1,048,361.67 and 200,276.10 is: 300,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,911.62 : 1,048,361.67 = 200,276.10 : x
  2. Step 2: Convert to fraction form
    698,911.62/1,048,361.67 = 200,276.10/x
  3. Step 3: Cross multiply
    698,911.62x = 1,048,361.67 × 200,276.10
  4. Step 4: Simplify right side
    698,911.62x = 209,961,786,657.09
  5. Step 5: Solve for x
    x = 209,961,786,657.09/698,911.62
  6. Step 6: Final answer
    x = 300,412.50

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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.