Home / 933,128.97-1,287,928.02-610,652.24

Finding the Fourth Proportional to 933,128.97, 1,287,928.02 and 610,652.24

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Solution

The fourth proportional to 933,128.97, 1,287,928.02 and 610,652.24 is: 842,837.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,128.97 : 1,287,928.02 = 610,652.24 : x
  2. Step 2: Convert to fraction form
    933,128.97/1,287,928.02 = 610,652.24/x
  3. Step 3: Cross multiply
    933,128.97x = 1,287,928.02 × 610,652.24
  4. Step 4: Simplify right side
    933,128.97x = 786,476,125,394.89
  5. Step 5: Solve for x
    x = 786,476,125,394.89/933,128.97
  6. Step 6: Final answer
    x = 842,837.54

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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.