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Finding the Fourth Proportional to 1,168,627, 1,612,705.38 and 632,083

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Solution

The fourth proportional to 1,168,627, 1,612,705.38 and 632,083 is: 872,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,627 : 1,612,705.38 = 632,083 : x
  2. Step 2: Convert to fraction form
    1,168,627/1,612,705.38 = 632,083/x
  3. Step 3: Cross multiply
    1,168,627x = 1,612,705.38 × 632,083
  4. Step 4: Simplify right side
    1,168,627x = 1,019,363,654,706.54
  5. Step 5: Solve for x
    x = 1,019,363,654,706.54/1,168,627
  6. Step 6: Final answer
    x = 872,274.60

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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.