Home / 773,761.01-1,160,112.07-393,946.74

Finding the Fourth Proportional to 773,761.01, 1,160,112.07 and 393,946.74

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Solution

The fourth proportional to 773,761.01, 1,160,112.07 and 393,946.74 is: 590,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,761.01 : 1,160,112.07 = 393,946.74 : x
  2. Step 2: Convert to fraction form
    773,761.01/1,160,112.07 = 393,946.74/x
  3. Step 3: Cross multiply
    773,761.01x = 1,160,112.07 × 393,946.74
  4. Step 4: Simplify right side
    773,761.01x = 457,022,368,503.59
  5. Step 5: Solve for x
    x = 457,022,368,503.59/773,761.01
  6. Step 6: Final answer
    x = 590,650.56

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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.