Home / 943,970.76-1,416,079.68-345,213.90

Finding the Fourth Proportional to 943,970.76, 1,416,079.68 and 345,213.90

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Solution

The fourth proportional to 943,970.76, 1,416,079.68 and 345,213.90 is: 517,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,970.76 : 1,416,079.68 = 345,213.90 : x
  2. Step 2: Convert to fraction form
    943,970.76/1,416,079.68 = 345,213.90/x
  3. Step 3: Cross multiply
    943,970.76x = 1,416,079.68 × 345,213.90
  4. Step 4: Simplify right side
    943,970.76x = 488,850,389,043.55
  5. Step 5: Solve for x
    x = 488,850,389,043.55/943,970.76
  6. Step 6: Final answer
    x = 517,866.03

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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.