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Finding the Fourth Proportional to 653,558.40, 901,892.59 and 363,162.46

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Solution

The fourth proportional to 653,558.40, 901,892.59 and 363,162.46 is: 501,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,558.40 : 901,892.59 = 363,162.46 : x
  2. Step 2: Convert to fraction form
    653,558.40/901,892.59 = 363,162.46/x
  3. Step 3: Cross multiply
    653,558.40x = 901,892.59 × 363,162.46
  4. Step 4: Simplify right side
    653,558.40x = 327,533,531,640.17
  5. Step 5: Solve for x
    x = 327,533,531,640.17/653,558.40
  6. Step 6: Final answer
    x = 501,154.19

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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.