Home / 994,850.60-1,492,566.50-320,916.95

Finding the Fourth Proportional to 994,850.60, 1,492,566.50 and 320,916.95

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Solution

The fourth proportional to 994,850.60, 1,492,566.50 and 320,916.95 is: 481,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,850.60 : 1,492,566.50 = 320,916.95 : x
  2. Step 2: Convert to fraction form
    994,850.60/1,492,566.50 = 320,916.95/x
  3. Step 3: Cross multiply
    994,850.60x = 1,492,566.50 × 320,916.95
  4. Step 4: Simplify right side
    994,850.60x = 478,989,888,852.18
  5. Step 5: Solve for x
    x = 478,989,888,852.18/994,850.60
  6. Step 6: Final answer
    x = 481,469.17

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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.