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Finding the Fourth Proportional to 1,968,993, 2,717,211.46 and 1,063,575

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Solution

The fourth proportional to 1,968,993, 2,717,211.46 and 1,063,575 is: 1,467,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,993 : 2,717,211.46 = 1,063,575 : x
  2. Step 2: Convert to fraction form
    1,968,993/2,717,211.46 = 1,063,575/x
  3. Step 3: Cross multiply
    1,968,993x = 2,717,211.46 × 1,063,575
  4. Step 4: Simplify right side
    1,968,993x = 2,889,958,178,569.50
  5. Step 5: Solve for x
    x = 2,889,958,178,569.50/1,968,993
  6. Step 6: Final answer
    x = 1,467,734.10

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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.