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Finding the Fourth Proportional to 342,832.04, 514,579.74 and 165,463.90

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Solution

The fourth proportional to 342,832.04, 514,579.74 and 165,463.90 is: 248,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,832.04 : 514,579.74 = 165,463.90 : x
  2. Step 2: Convert to fraction form
    342,832.04/514,579.74 = 165,463.90/x
  3. Step 3: Cross multiply
    342,832.04x = 514,579.74 × 165,463.90
  4. Step 4: Simplify right side
    342,832.04x = 85,144,370,641.39
  5. Step 5: Solve for x
    x = 85,144,370,641.39/342,832.04
  6. Step 6: Final answer
    x = 248,355.93

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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.