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Finding the Fourth Proportional to 591,168.55, 886,720.01 and 525,361.72

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Solution

The fourth proportional to 591,168.55, 886,720.01 and 525,361.72 is: 788,013.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,168.55 : 886,720.01 = 525,361.72 : x
  2. Step 2: Convert to fraction form
    591,168.55/886,720.01 = 525,361.72/x
  3. Step 3: Cross multiply
    591,168.55x = 886,720.01 × 525,361.72
  4. Step 4: Simplify right side
    591,168.55x = 465,848,749,612.02
  5. Step 5: Solve for x
    x = 465,848,749,612.02/591,168.55
  6. Step 6: Final answer
    x = 788,013.42

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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.