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Finding the Fourth Proportional to 1,512,663, 2,087,474.94 and 833,599.50

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Solution

The fourth proportional to 1,512,663, 2,087,474.94 and 833,599.50 is: 1,150,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,663 : 2,087,474.94 = 833,599.50 : x
  2. Step 2: Convert to fraction form
    1,512,663/2,087,474.94 = 833,599.50/x
  3. Step 3: Cross multiply
    1,512,663x = 2,087,474.94 × 833,599.50
  4. Step 4: Simplify right side
    1,512,663x = 1,740,118,066,246.53
  5. Step 5: Solve for x
    x = 1,740,118,066,246.53/1,512,663
  6. Step 6: Final answer
    x = 1,150,367.31

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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.