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Finding the Fourth Proportional to 1,828,678.03, 2,743,148.52 and 630,583.05

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Solution

The fourth proportional to 1,828,678.03, 2,743,148.52 and 630,583.05 is: 945,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,678.03 : 2,743,148.52 = 630,583.05 : x
  2. Step 2: Convert to fraction form
    1,828,678.03/2,743,148.52 = 630,583.05/x
  3. Step 3: Cross multiply
    1,828,678.03x = 2,743,148.52 × 630,583.05
  4. Step 4: Simplify right side
    1,828,678.03x = 1,729,782,960,344.59
  5. Step 5: Solve for x
    x = 1,729,782,960,344.59/1,828,678.03
  6. Step 6: Final answer
    x = 945,919.91

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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.