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Finding the Fourth Proportional to 374,805.64, 562,208.46 and 108,566.25

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Solution

The fourth proportional to 374,805.64, 562,208.46 and 108,566.25 is: 162,849.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,805.64 : 562,208.46 = 108,566.25 : x
  2. Step 2: Convert to fraction form
    374,805.64/562,208.46 = 108,566.25/x
  3. Step 3: Cross multiply
    374,805.64x = 562,208.46 × 108,566.25
  4. Step 4: Simplify right side
    374,805.64x = 61,036,864,220.48
  5. Step 5: Solve for x
    x = 61,036,864,220.48/374,805.64
  6. Step 6: Final answer
    x = 162,849.38

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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.