Home / 837,436.01-1,256,154.70-206,349.89

Finding the Fourth Proportional to 837,436.01, 1,256,154.70 and 206,349.89

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Solution

The fourth proportional to 837,436.01, 1,256,154.70 and 206,349.89 is: 309,525.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,436.01 : 1,256,154.70 = 206,349.89 : x
  2. Step 2: Convert to fraction form
    837,436.01/1,256,154.70 = 206,349.89/x
  3. Step 3: Cross multiply
    837,436.01x = 1,256,154.70 × 206,349.89
  4. Step 4: Simplify right side
    837,436.01x = 259,207,377,887.21
  5. Step 5: Solve for x
    x = 259,207,377,887.21/837,436.01
  6. Step 6: Final answer
    x = 309,525.00

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Similar ratio
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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.