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Finding the Fourth Proportional to 653,560.90, 901,896.04 and 363,164.96

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Solution

The fourth proportional to 653,560.90, 901,896.04 and 363,164.96 is: 501,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,560.90 : 901,896.04 = 363,164.96 : x
  2. Step 2: Convert to fraction form
    653,560.90/901,896.04 = 363,164.96/x
  3. Step 3: Cross multiply
    653,560.90x = 901,896.04 × 363,164.96
  4. Step 4: Simplify right side
    653,560.90x = 327,537,039,290.76
  5. Step 5: Solve for x
    x = 327,537,039,290.76/653,560.90
  6. Step 6: Final answer
    x = 501,157.64

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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.