Home / 656,445.03-984,667.77-207,211.32

Finding the Fourth Proportional to 656,445.03, 984,667.77 and 207,211.32

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Solution

The fourth proportional to 656,445.03, 984,667.77 and 207,211.32 is: 310,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,445.03 : 984,667.77 = 207,211.32 : x
  2. Step 2: Convert to fraction form
    656,445.03/984,667.77 = 207,211.32/x
  3. Step 3: Cross multiply
    656,445.03x = 984,667.77 × 207,211.32
  4. Step 4: Simplify right side
    656,445.03x = 204,034,308,383.16
  5. Step 5: Solve for x
    x = 204,034,308,383.16/656,445.03
  6. Step 6: Final answer
    x = 310,817.05

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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.