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Finding the Fourth Proportional to 374,674.12, 562,195.70 and 174,965.48

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Solution

The fourth proportional to 374,674.12, 562,195.70 and 174,965.48 is: 262,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,674.12 : 562,195.70 = 174,965.48 : x
  2. Step 2: Convert to fraction form
    374,674.12/562,195.70 = 174,965.48/x
  3. Step 3: Cross multiply
    374,674.12x = 562,195.70 × 174,965.48
  4. Step 4: Simplify right side
    374,674.12x = 98,364,840,239.11
  5. Step 5: Solve for x
    x = 98,364,840,239.11/374,674.12
  6. Step 6: Final answer
    x = 262,534.39

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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.