Home / 357,845.02-493,826.55-196,696.63

Finding the Fourth Proportional to 357,845.02, 493,826.55 and 196,696.63

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Solution

The fourth proportional to 357,845.02, 493,826.55 and 196,696.63 is: 271,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,845.02 : 493,826.55 = 196,696.63 : x
  2. Step 2: Convert to fraction form
    357,845.02/493,826.55 = 196,696.63/x
  3. Step 3: Cross multiply
    357,845.02x = 493,826.55 × 196,696.63
  4. Step 4: Simplify right side
    357,845.02x = 97,134,018,189.53
  5. Step 5: Solve for x
    x = 97,134,018,189.53/357,845.02
  6. Step 6: Final answer
    x = 271,441.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.