Home / 917,656.92-1,374,270.48-551,866.59

Finding the Fourth Proportional to 917,656.92, 1,374,270.48 and 551,866.59

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Solution

The fourth proportional to 917,656.92, 1,374,270.48 and 551,866.59 is: 826,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,656.92 : 1,374,270.48 = 551,866.59 : x
  2. Step 2: Convert to fraction form
    917,656.92/1,374,270.48 = 551,866.59/x
  3. Step 3: Cross multiply
    917,656.92x = 1,374,270.48 × 551,866.59
  4. Step 4: Simplify right side
    917,656.92x = 758,413,963,535.26
  5. Step 5: Solve for x
    x = 758,413,963,535.26/917,656.92
  6. Step 6: Final answer
    x = 826,467.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.