Home / 809,337.30-1,211,673.15-809,337.30

Finding the Fourth Proportional to 809,337.30, 1,211,673.15 and 809,337.30

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Solution

The fourth proportional to 809,337.30, 1,211,673.15 and 809,337.30 is: 1,211,673.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,337.30 : 1,211,673.15 = 809,337.30 : x
  2. Step 2: Convert to fraction form
    809,337.30/1,211,673.15 = 809,337.30/x
  3. Step 3: Cross multiply
    809,337.30x = 1,211,673.15 × 809,337.30
  4. Step 4: Simplify right side
    809,337.30x = 980,652,275,703.50
  5. Step 5: Solve for x
    x = 980,652,275,703.50/809,337.30
  6. Step 6: Final answer
    x = 1,211,673.15

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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.