Home / 316,340.34-436,535.73-193,795.26

Finding the Fourth Proportional to 316,340.34, 436,535.73 and 193,795.26

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Solution

The fourth proportional to 316,340.34, 436,535.73 and 193,795.26 is: 267,428.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,340.34 : 436,535.73 = 193,795.26 : x
  2. Step 2: Convert to fraction form
    316,340.34/436,535.73 = 193,795.26/x
  3. Step 3: Cross multiply
    316,340.34x = 436,535.73 × 193,795.26
  4. Step 4: Simplify right side
    316,340.34x = 84,598,555,294.64
  5. Step 5: Solve for x
    x = 84,598,555,294.64/316,340.34
  6. Step 6: Final answer
    x = 267,428.92

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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.