Home / 1,050,693.20-1,576,039.80-419,704.40

Finding the Fourth Proportional to 1,050,693.20, 1,576,039.80 and 419,704.40

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Solution

The fourth proportional to 1,050,693.20, 1,576,039.80 and 419,704.40 is: 629,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,693.20 : 1,576,039.80 = 419,704.40 : x
  2. Step 2: Convert to fraction form
    1,050,693.20/1,576,039.80 = 419,704.40/x
  3. Step 3: Cross multiply
    1,050,693.20x = 1,576,039.80 × 419,704.40
  4. Step 4: Simplify right side
    1,050,693.20x = 661,470,838,635.12
  5. Step 5: Solve for x
    x = 661,470,838,635.12/1,050,693.20
  6. Step 6: Final answer
    x = 629,556.60

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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.