Home / 694,277.80-1,041,416.70-605,704.30

Finding the Fourth Proportional to 694,277.80, 1,041,416.70 and 605,704.30

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Solution

The fourth proportional to 694,277.80, 1,041,416.70 and 605,704.30 is: 908,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,277.80 : 1,041,416.70 = 605,704.30 : x
  2. Step 2: Convert to fraction form
    694,277.80/1,041,416.70 = 605,704.30/x
  3. Step 3: Cross multiply
    694,277.80x = 1,041,416.70 × 605,704.30
  4. Step 4: Simplify right side
    694,277.80x = 630,790,573,281.81
  5. Step 5: Solve for x
    x = 630,790,573,281.81/694,277.80
  6. Step 6: Final answer
    x = 908,556.45

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Double scale
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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.