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Finding the Fourth Proportional to 350,507.51, 525,761.02 and 84,267.93

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Solution

The fourth proportional to 350,507.51, 525,761.02 and 84,267.93 is: 126,401.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,507.51 : 525,761.02 = 84,267.93 : x
  2. Step 2: Convert to fraction form
    350,507.51/525,761.02 = 84,267.93/x
  3. Step 3: Cross multiply
    350,507.51x = 525,761.02 × 84,267.93
  4. Step 4: Simplify right side
    350,507.51x = 44,304,792,830.09
  5. Step 5: Solve for x
    x = 44,304,792,830.09/350,507.51
  6. Step 6: Final answer
    x = 126,401.84

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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.