Home / 977,698.80-1,466,548.20-658,834.20

Finding the Fourth Proportional to 977,698.80, 1,466,548.20 and 658,834.20

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Solution

The fourth proportional to 977,698.80, 1,466,548.20 and 658,834.20 is: 988,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,698.80 : 1,466,548.20 = 658,834.20 : x
  2. Step 2: Convert to fraction form
    977,698.80/1,466,548.20 = 658,834.20/x
  3. Step 3: Cross multiply
    977,698.80x = 1,466,548.20 × 658,834.20
  4. Step 4: Simplify right side
    977,698.80x = 966,212,110,108.44
  5. Step 5: Solve for x
    x = 966,212,110,108.44/977,698.80
  6. Step 6: Final answer
    x = 988,251.30

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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.