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Finding the Fourth Proportional to 350,563.64, 525,430.26 and 160,864.11

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Solution

The fourth proportional to 350,563.64, 525,430.26 and 160,864.11 is: 241,105.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,563.64 : 525,430.26 = 160,864.11 : x
  2. Step 2: Convert to fraction form
    350,563.64/525,430.26 = 160,864.11/x
  3. Step 3: Cross multiply
    350,563.64x = 525,430.26 × 160,864.11
  4. Step 4: Simplify right side
    350,563.64x = 84,522,871,820.61
  5. Step 5: Solve for x
    x = 84,522,871,820.61/350,563.64
  6. Step 6: Final answer
    x = 241,105.64

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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.