Home / 759,003.89-1,047,390.95-468,745.25

Finding the Fourth Proportional to 759,003.89, 1,047,390.95 and 468,745.25

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Solution

The fourth proportional to 759,003.89, 1,047,390.95 and 468,745.25 is: 646,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,003.89 : 1,047,390.95 = 468,745.25 : x
  2. Step 2: Convert to fraction form
    759,003.89/1,047,390.95 = 468,745.25/x
  3. Step 3: Cross multiply
    759,003.89x = 1,047,390.95 × 468,745.25
  4. Step 4: Simplify right side
    759,003.89x = 490,959,528,640.40
  5. Step 5: Solve for x
    x = 490,959,528,640.40/759,003.89
  6. Step 6: Final answer
    x = 646,847.19

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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.