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Finding the Fourth Proportional to 350,228.85, 525,343.28 and 350,228.85

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Solution

The fourth proportional to 350,228.85, 525,343.28 and 350,228.85 is: 525,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,228.85 : 525,343.28 = 350,228.85 : x
  2. Step 2: Convert to fraction form
    350,228.85/525,343.28 = 350,228.85/x
  3. Step 3: Cross multiply
    350,228.85x = 525,343.28 × 350,228.85
  4. Step 4: Simplify right side
    350,228.85x = 183,990,371,058.48
  5. Step 5: Solve for x
    x = 183,990,371,058.48/350,228.85
  6. Step 6: Final answer
    x = 525,343.28

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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.