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Finding the Fourth Proportional to 380,632.52, 525,035.29 and 244,843.49

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Solution

The fourth proportional to 380,632.52, 525,035.29 and 244,843.49 is: 337,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,632.52 : 525,035.29 = 244,843.49 : x
  2. Step 2: Convert to fraction form
    380,632.52/525,035.29 = 244,843.49/x
  3. Step 3: Cross multiply
    380,632.52x = 525,035.29 × 244,843.49
  4. Step 4: Simplify right side
    380,632.52x = 128,551,472,776.76
  5. Step 5: Solve for x
    x = 128,551,472,776.76/380,632.52
  6. Step 6: Final answer
    x = 337,731.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.