Home / 605,916.45-836,126.64-333,969.38

Finding the Fourth Proportional to 605,916.45, 836,126.64 and 333,969.38

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Solution

The fourth proportional to 605,916.45, 836,126.64 and 333,969.38 is: 460,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,916.45 : 836,126.64 = 333,969.38 : x
  2. Step 2: Convert to fraction form
    605,916.45/836,126.64 = 333,969.38/x
  3. Step 3: Cross multiply
    605,916.45x = 836,126.64 × 333,969.38
  4. Step 4: Simplify right side
    605,916.45x = 279,240,691,381.65
  5. Step 5: Solve for x
    x = 279,240,691,381.65/605,916.45
  6. Step 6: Final answer
    x = 460,856.76

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1.5x scale

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.