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Finding the Fourth Proportional to 606,989.77, 910,484.01 and 180,523.89

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Solution

The fourth proportional to 606,989.77, 910,484.01 and 180,523.89 is: 270,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,989.77 : 910,484.01 = 180,523.89 : x
  2. Step 2: Convert to fraction form
    606,989.77/910,484.01 = 180,523.89/x
  3. Step 3: Cross multiply
    606,989.77x = 910,484.01 × 180,523.89
  4. Step 4: Simplify right side
    606,989.77x = 164,364,115,268.00
  5. Step 5: Solve for x
    x = 164,364,115,268.00/606,989.77
  6. Step 6: Final answer
    x = 270,785.64

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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.