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Finding the Fourth Proportional to 1,323,339.80, 1,848,680.80 and 1,323,339.80

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Solution

The fourth proportional to 1,323,339.80, 1,848,680.80 and 1,323,339.80 is: 1,848,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,339.80 : 1,848,680.80 = 1,323,339.80 : x
  2. Step 2: Convert to fraction form
    1,323,339.80/1,848,680.80 = 1,323,339.80/x
  3. Step 3: Cross multiply
    1,323,339.80x = 1,848,680.80 × 1,323,339.80
  4. Step 4: Simplify right side
    1,323,339.80x = 2,446,432,880,135.84
  5. Step 5: Solve for x
    x = 2,446,432,880,135.84/1,323,339.80
  6. Step 6: Final answer
    x = 1,848,680.80

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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.