Home / 970,389.60-1,455,325.20-296,469.60

Finding the Fourth Proportional to 970,389.60, 1,455,325.20 and 296,469.60

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Solution

The fourth proportional to 970,389.60, 1,455,325.20 and 296,469.60 is: 444,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,389.60 : 1,455,325.20 = 296,469.60 : x
  2. Step 2: Convert to fraction form
    970,389.60/1,455,325.20 = 296,469.60/x
  3. Step 3: Cross multiply
    970,389.60x = 1,455,325.20 × 296,469.60
  4. Step 4: Simplify right side
    970,389.60x = 431,459,679,913.92
  5. Step 5: Solve for x
    x = 431,459,679,913.92/970,389.60
  6. Step 6: Final answer
    x = 444,625.21

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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.