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Finding the Fourth Proportional to 374,693.40, 562,069.44 and 108,457.92

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Solution

The fourth proportional to 374,693.40, 562,069.44 and 108,457.92 is: 162,695.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,693.40 : 562,069.44 = 108,457.92 : x
  2. Step 2: Convert to fraction form
    374,693.40/562,069.44 = 108,457.92/x
  3. Step 3: Cross multiply
    374,693.40x = 562,069.44 × 108,457.92
  4. Step 4: Simplify right side
    374,693.40x = 60,960,882,357.96
  5. Step 5: Solve for x
    x = 60,960,882,357.96/374,693.40
  6. Step 6: Final answer
    x = 162,695.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.