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Finding the Fourth Proportional to 313,693.36, 432,896.02 and 170,453.41

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Solution

The fourth proportional to 313,693.36, 432,896.02 and 170,453.41 is: 235,225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,693.36 : 432,896.02 = 170,453.41 : x
  2. Step 2: Convert to fraction form
    313,693.36/432,896.02 = 170,453.41/x
  3. Step 3: Cross multiply
    313,693.36x = 432,896.02 × 170,453.41
  4. Step 4: Simplify right side
    313,693.36x = 73,788,604,190.50
  5. Step 5: Solve for x
    x = 73,788,604,190.50/313,693.36
  6. Step 6: Final answer
    x = 235,225.27

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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.