Home / 941,656.80-1,410,411.60-659,647.20

Finding the Fourth Proportional to 941,656.80, 1,410,411.60 and 659,647.20

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Solution

The fourth proportional to 941,656.80, 1,410,411.60 and 659,647.20 is: 988,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,656.80 : 1,410,411.60 = 659,647.20 : x
  2. Step 2: Convert to fraction form
    941,656.80/1,410,411.60 = 659,647.20/x
  3. Step 3: Cross multiply
    941,656.80x = 1,410,411.60 × 659,647.20
  4. Step 4: Simplify right side
    941,656.80x = 930,374,062,787.52
  5. Step 5: Solve for x
    x = 930,374,062,787.52/941,656.80
  6. Step 6: Final answer
    x = 988,018.21

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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.