Home / 768,116.00-1,059,919.70-423,945.59

Finding the Fourth Proportional to 768,116.00, 1,059,919.70 and 423,945.59

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Solution

The fourth proportional to 768,116.00, 1,059,919.70 and 423,945.59 is: 585,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,116.00 : 1,059,919.70 = 423,945.59 : x
  2. Step 2: Convert to fraction form
    768,116.00/1,059,919.70 = 423,945.59/x
  3. Step 3: Cross multiply
    768,116.00x = 1,059,919.70 × 423,945.59
  4. Step 4: Simplify right side
    768,116.00x = 449,348,275,149.80
  5. Step 5: Solve for x
    x = 449,348,275,149.80/768,116.00
  6. Step 6: Final answer
    x = 585,000.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.