Home / 977,410.80-1,466,116.20-658,546.20

Finding the Fourth Proportional to 977,410.80, 1,466,116.20 and 658,546.20

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Solution

The fourth proportional to 977,410.80, 1,466,116.20 and 658,546.20 is: 987,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,410.80 : 1,466,116.20 = 658,546.20 : x
  2. Step 2: Convert to fraction form
    977,410.80/1,466,116.20 = 658,546.20/x
  3. Step 3: Cross multiply
    977,410.80x = 1,466,116.20 × 658,546.20
  4. Step 4: Simplify right side
    977,410.80x = 965,505,252,268.44
  5. Step 5: Solve for x
    x = 965,505,252,268.44/977,410.80
  6. Step 6: Final answer
    x = 987,819.30

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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.