Home / 727,083.23-1,090,132.77-253,510.25

Finding the Fourth Proportional to 727,083.23, 1,090,132.77 and 253,510.25

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Solution

The fourth proportional to 727,083.23, 1,090,132.77 and 253,510.25 is: 380,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,083.23 : 1,090,132.77 = 253,510.25 : x
  2. Step 2: Convert to fraction form
    727,083.23/1,090,132.77 = 253,510.25/x
  3. Step 3: Cross multiply
    727,083.23x = 1,090,132.77 × 253,510.25
  4. Step 4: Simplify right side
    727,083.23x = 276,359,831,055.89
  5. Step 5: Solve for x
    x = 276,359,831,055.89/727,083.23
  6. Step 6: Final answer
    x = 380,093.80

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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.