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Finding the Fourth Proportional to 373,095.58, 514,856.88 and 203,326.06

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Solution

The fourth proportional to 373,095.58, 514,856.88 and 203,326.06 is: 280,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,095.58 : 514,856.88 = 203,326.06 : x
  2. Step 2: Convert to fraction form
    373,095.58/514,856.88 = 203,326.06/x
  3. Step 3: Cross multiply
    373,095.58x = 514,856.88 × 203,326.06
  4. Step 4: Simplify right side
    373,095.58x = 104,683,820,874.29
  5. Step 5: Solve for x
    x = 104,683,820,874.29/373,095.58
  6. Step 6: Final answer
    x = 280,581.78

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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.