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Finding the Fourth Proportional to 441,673.79, 662,496.55 and 185,642.01

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Solution

The fourth proportional to 441,673.79, 662,496.55 and 185,642.01 is: 278,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,673.79 : 662,496.55 = 185,642.01 : x
  2. Step 2: Convert to fraction form
    441,673.79/662,496.55 = 185,642.01/x
  3. Step 3: Cross multiply
    441,673.79x = 662,496.55 × 185,642.01
  4. Step 4: Simplify right side
    441,673.79x = 122,987,190,695.96
  5. Step 5: Solve for x
    x = 122,987,190,695.96/441,673.79
  6. Step 6: Final answer
    x = 278,457.08

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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.