Home / 722,006.60-1,083,009.90-367,712.60

Finding the Fourth Proportional to 722,006.60, 1,083,009.90 and 367,712.60

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Solution

The fourth proportional to 722,006.60, 1,083,009.90 and 367,712.60 is: 551,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,006.60 : 1,083,009.90 = 367,712.60 : x
  2. Step 2: Convert to fraction form
    722,006.60/1,083,009.90 = 367,712.60/x
  3. Step 3: Cross multiply
    722,006.60x = 1,083,009.90 × 367,712.60
  4. Step 4: Simplify right side
    722,006.60x = 398,236,386,154.74
  5. Step 5: Solve for x
    x = 398,236,386,154.74/722,006.60
  6. Step 6: Final answer
    x = 551,568.90

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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.