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Finding the Fourth Proportional to 581,813.01, 802,896.71 and 327,166.02

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Solution

The fourth proportional to 581,813.01, 802,896.71 and 327,166.02 is: 451,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,813.01 : 802,896.71 = 327,166.02 : x
  2. Step 2: Convert to fraction form
    581,813.01/802,896.71 = 327,166.02/x
  3. Step 3: Cross multiply
    581,813.01x = 802,896.71 × 327,166.02
  4. Step 4: Simplify right side
    581,813.01x = 262,680,519,445.96
  5. Step 5: Solve for x
    x = 262,680,519,445.96/581,813.01
  6. Step 6: Final answer
    x = 451,486.16

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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.