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Finding the Fourth Proportional to 373,037.67, 514,792.62 and 203,271.78

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Solution

The fourth proportional to 373,037.67, 514,792.62 and 203,271.78 is: 280,515.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,037.67 : 514,792.62 = 203,271.78 : x
  2. Step 2: Convert to fraction form
    373,037.67/514,792.62 = 203,271.78/x
  3. Step 3: Cross multiply
    373,037.67x = 514,792.62 × 203,271.78
  4. Step 4: Simplify right side
    373,037.67x = 104,642,812,198.26
  5. Step 5: Solve for x
    x = 104,642,812,198.26/373,037.67
  6. Step 6: Final answer
    x = 280,515.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.