Home / 317,736.17-438,475.39-174,496.21

Finding the Fourth Proportional to 317,736.17, 438,475.39 and 174,496.21

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Solution

The fourth proportional to 317,736.17, 438,475.39 and 174,496.21 is: 240,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,736.17 : 438,475.39 = 174,496.21 : x
  2. Step 2: Convert to fraction form
    317,736.17/438,475.39 = 174,496.21/x
  3. Step 3: Cross multiply
    317,736.17x = 438,475.39 × 174,496.21
  4. Step 4: Simplify right side
    317,736.17x = 76,512,293,733.27
  5. Step 5: Solve for x
    x = 76,512,293,733.27/317,736.17
  6. Step 6: Final answer
    x = 240,804.48

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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.