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Finding the Fourth Proportional to 366,872.70, 514,554.90 and 366,872.70

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Solution

The fourth proportional to 366,872.70, 514,554.90 and 366,872.70 is: 514,554.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,872.70 : 514,554.90 = 366,872.70 : x
  2. Step 2: Convert to fraction form
    366,872.70/514,554.90 = 366,872.70/x
  3. Step 3: Cross multiply
    366,872.70x = 514,554.90 × 366,872.70
  4. Step 4: Simplify right side
    366,872.70x = 188,776,145,461.23
  5. Step 5: Solve for x
    x = 188,776,145,461.23/366,872.70
  6. Step 6: Final answer
    x = 514,554.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.