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Finding the Fourth Proportional to 373,126.57, 514,928.43 and 212,008.91

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Solution

The fourth proportional to 373,126.57, 514,928.43 and 212,008.91 is: 292,580.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,126.57 : 514,928.43 = 212,008.91 : x
  2. Step 2: Convert to fraction form
    373,126.57/514,928.43 = 212,008.91/x
  3. Step 3: Cross multiply
    373,126.57x = 514,928.43 × 212,008.91
  4. Step 4: Simplify right side
    373,126.57x = 109,169,413,884.99
  5. Step 5: Solve for x
    x = 109,169,413,884.99/373,126.57
  6. Step 6: Final answer
    x = 292,580.11

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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.