Home / 728,202.61-1,092,128.82-373,033.81

Finding the Fourth Proportional to 728,202.61, 1,092,128.82 and 373,033.81

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Solution

The fourth proportional to 728,202.61, 1,092,128.82 and 373,033.81 is: 559,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,202.61 : 1,092,128.82 = 373,033.81 : x
  2. Step 2: Convert to fraction form
    728,202.61/1,092,128.82 = 373,033.81/x
  3. Step 3: Cross multiply
    728,202.61x = 1,092,128.82 × 373,033.81
  4. Step 4: Simplify right side
    728,202.61x = 407,400,974,735.40
  5. Step 5: Solve for x
    x = 407,400,974,735.40/728,202.61
  6. Step 6: Final answer
    x = 559,461.02

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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.