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Finding the Fourth Proportional to 350,534.75, 525,802.10 and 200,669.45

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Solution

The fourth proportional to 350,534.75, 525,802.10 and 200,669.45 is: 301,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,534.75 : 525,802.10 = 200,669.45 : x
  2. Step 2: Convert to fraction form
    350,534.75/525,802.10 = 200,669.45/x
  3. Step 3: Cross multiply
    350,534.75x = 525,802.10 × 200,669.45
  4. Step 4: Simplify right side
    350,534.75x = 105,512,414,583.49
  5. Step 5: Solve for x
    x = 105,512,414,583.49/350,534.75
  6. Step 6: Final answer
    x = 301,004.15

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1.5x scale

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.