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Finding the Fourth Proportional to 374,765.01, 562,066.09 and 118,617.49

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Solution

The fourth proportional to 374,765.01, 562,066.09 and 118,617.49 is: 177,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,765.01 : 562,066.09 = 118,617.49 : x
  2. Step 2: Convert to fraction form
    374,765.01/562,066.09 = 118,617.49/x
  3. Step 3: Cross multiply
    374,765.01x = 562,066.09 × 118,617.49
  4. Step 4: Simplify right side
    374,765.01x = 66,670,868,809.91
  5. Step 5: Solve for x
    x = 66,670,868,809.91/374,765.01
  6. Step 6: Final answer
    x = 177,900.46

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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.