Home / 358,427.13-494,629.56-197,281.02

Finding the Fourth Proportional to 358,427.13, 494,629.56 and 197,281.02

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Solution

The fourth proportional to 358,427.13, 494,629.56 and 197,281.02 is: 272,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,427.13 : 494,629.56 = 197,281.02 : x
  2. Step 2: Convert to fraction form
    358,427.13/494,629.56 = 197,281.02/x
  3. Step 3: Cross multiply
    358,427.13x = 494,629.56 × 197,281.02
  4. Step 4: Simplify right side
    358,427.13x = 97,581,024,118.95
  5. Step 5: Solve for x
    x = 97,581,024,118.95/358,427.13
  6. Step 6: Final answer
    x = 272,247.87

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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.