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Finding the Fourth Proportional to 374,871.03, 562,301 and 90,559.14

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Solution

The fourth proportional to 374,871.03, 562,301 and 90,559.14 is: 135,837.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,871.03 : 562,301 = 90,559.14 : x
  2. Step 2: Convert to fraction form
    374,871.03/562,301 = 90,559.14/x
  3. Step 3: Cross multiply
    374,871.03x = 562,301 × 90,559.14
  4. Step 4: Simplify right side
    374,871.03x = 50,921,494,981.14
  5. Step 5: Solve for x
    x = 50,921,494,981.14/374,871.03
  6. Step 6: Final answer
    x = 135,837.37

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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.