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Finding the Fourth Proportional to 350,552.40, 525,828.60 and 266,571.60

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Solution

The fourth proportional to 350,552.40, 525,828.60 and 266,571.60 is: 399,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,552.40 : 525,828.60 = 266,571.60 : x
  2. Step 2: Convert to fraction form
    350,552.40/525,828.60 = 266,571.60/x
  3. Step 3: Cross multiply
    350,552.40x = 525,828.60 × 266,571.60
  4. Step 4: Simplify right side
    350,552.40x = 140,170,971,227.76
  5. Step 5: Solve for x
    x = 140,170,971,227.76/350,552.40
  6. Step 6: Final answer
    x = 399,857.40

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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.