Home / 1,049,802.90-1,574,704.35-419,169.30

Finding the Fourth Proportional to 1,049,802.90, 1,574,704.35 and 419,169.30

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Solution

The fourth proportional to 1,049,802.90, 1,574,704.35 and 419,169.30 is: 628,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,802.90 : 1,574,704.35 = 419,169.30 : x
  2. Step 2: Convert to fraction form
    1,049,802.90/1,574,704.35 = 419,169.30/x
  3. Step 3: Cross multiply
    1,049,802.90x = 1,574,704.35 × 419,169.30
  4. Step 4: Simplify right side
    1,049,802.90x = 660,067,720,096.46
  5. Step 5: Solve for x
    x = 660,067,720,096.46/1,049,802.90
  6. Step 6: Final answer
    x = 628,753.95

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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.