Home / 651,638.60-977,166.30-296,469.80

Finding the Fourth Proportional to 651,638.60, 977,166.30 and 296,469.80

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Solution

The fourth proportional to 651,638.60, 977,166.30 and 296,469.80 is: 444,572.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,638.60 : 977,166.30 = 296,469.80 : x
  2. Step 2: Convert to fraction form
    651,638.60/977,166.30 = 296,469.80/x
  3. Step 3: Cross multiply
    651,638.60x = 977,166.30 × 296,469.80
  4. Step 4: Simplify right side
    651,638.60x = 289,700,297,527.74
  5. Step 5: Solve for x
    x = 289,700,297,527.74/651,638.60
  6. Step 6: Final answer
    x = 444,572.03

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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.