Home / 691,119.80-1,036,679.70-573,021.80

Finding the Fourth Proportional to 691,119.80, 1,036,679.70 and 573,021.80

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Solution

The fourth proportional to 691,119.80, 1,036,679.70 and 573,021.80 is: 859,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,119.80 : 1,036,679.70 = 573,021.80 : x
  2. Step 2: Convert to fraction form
    691,119.80/1,036,679.70 = 573,021.80/x
  3. Step 3: Cross multiply
    691,119.80x = 1,036,679.70 × 573,021.80
  4. Step 4: Simplify right side
    691,119.80x = 594,040,067,717.46
  5. Step 5: Solve for x
    x = 594,040,067,717.46/691,119.80
  6. Step 6: Final answer
    x = 859,532.70

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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.