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Finding the Fourth Proportional to 590,960.60, 886,440.90 and 525,642.20

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Solution

The fourth proportional to 590,960.60, 886,440.90 and 525,642.20 is: 788,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,960.60 : 886,440.90 = 525,642.20 : x
  2. Step 2: Convert to fraction form
    590,960.60/886,440.90 = 525,642.20/x
  3. Step 3: Cross multiply
    590,960.60x = 886,440.90 × 525,642.20
  4. Step 4: Simplify right side
    590,960.60x = 465,950,744,845.98
  5. Step 5: Solve for x
    x = 465,950,744,845.98/590,960.60
  6. Step 6: Final answer
    x = 788,463.30

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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.