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Finding the Fourth Proportional to 373,246.30, 559,869.45 and 92,763.55

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Solution

The fourth proportional to 373,246.30, 559,869.45 and 92,763.55 is: 139,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,246.30 : 559,869.45 = 92,763.55 : x
  2. Step 2: Convert to fraction form
    373,246.30/559,869.45 = 92,763.55/x
  3. Step 3: Cross multiply
    373,246.30x = 559,869.45 × 92,763.55
  4. Step 4: Simplify right side
    373,246.30x = 51,935,477,718.55
  5. Step 5: Solve for x
    x = 51,935,477,718.55/373,246.30
  6. Step 6: Final answer
    x = 139,145.33

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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.