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Finding the Fourth Proportional to 653,008.74, 901,102.64 and 366,473.46

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Solution

The fourth proportional to 653,008.74, 901,102.64 and 366,473.46 is: 505,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,008.74 : 901,102.64 = 366,473.46 : x
  2. Step 2: Convert to fraction form
    653,008.74/901,102.64 = 366,473.46/x
  3. Step 3: Cross multiply
    653,008.74x = 901,102.64 × 366,473.46
  4. Step 4: Simplify right side
    653,008.74x = 330,230,202,295.93
  5. Step 5: Solve for x
    x = 330,230,202,295.93/653,008.74
  6. Step 6: Final answer
    x = 505,705.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.