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Finding the Fourth Proportional to 1,948,874.84, 2,923,280.04 and 582,651.72

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Solution

The fourth proportional to 1,948,874.84, 2,923,280.04 and 582,651.72 is: 873,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,874.84 : 2,923,280.04 = 582,651.72 : x
  2. Step 2: Convert to fraction form
    1,948,874.84/2,923,280.04 = 582,651.72/x
  3. Step 3: Cross multiply
    1,948,874.84x = 2,923,280.04 × 582,651.72
  4. Step 4: Simplify right side
    1,948,874.84x = 1,703,254,143,347.67
  5. Step 5: Solve for x
    x = 1,703,254,143,347.67/1,948,874.84
  6. Step 6: Final answer
    x = 873,967.95

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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.