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Finding the Fourth Proportional to 583,479.36, 873,808.20 and 482,899.20

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Solution

The fourth proportional to 583,479.36, 873,808.20 and 482,899.20 is: 723,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,479.36 : 873,808.20 = 482,899.20 : x
  2. Step 2: Convert to fraction form
    583,479.36/873,808.20 = 482,899.20/x
  3. Step 3: Cross multiply
    583,479.36x = 873,808.20 × 482,899.20
  4. Step 4: Simplify right side
    583,479.36x = 421,961,280,733.44
  5. Step 5: Solve for x
    x = 421,961,280,733.44/583,479.36
  6. Step 6: Final answer
    x = 723,181.16

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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.