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Finding the Fourth Proportional to 342,737.79, 514,195.38 and 200,703.08

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Solution

The fourth proportional to 342,737.79, 514,195.38 and 200,703.08 is: 301,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,737.79 : 514,195.38 = 200,703.08 : x
  2. Step 2: Convert to fraction form
    342,737.79/514,195.38 = 200,703.08/x
  3. Step 3: Cross multiply
    342,737.79x = 514,195.38 × 200,703.08
  4. Step 4: Simplify right side
    342,737.79x = 103,200,593,916.79
  5. Step 5: Solve for x
    x = 103,200,593,916.79/342,737.79
  6. Step 6: Final answer
    x = 301,106.55

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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.