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Finding the Fourth Proportional to 362,053.51, 499,639.32 and 200,918.99

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Solution

The fourth proportional to 362,053.51, 499,639.32 and 200,918.99 is: 277,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,053.51 : 499,639.32 = 200,918.99 : x
  2. Step 2: Convert to fraction form
    362,053.51/499,639.32 = 200,918.99/x
  3. Step 3: Cross multiply
    362,053.51x = 499,639.32 × 200,918.99
  4. Step 4: Simplify right side
    362,053.51x = 100,387,028,787.79
  5. Step 5: Solve for x
    x = 100,387,028,787.79/362,053.51
  6. Step 6: Final answer
    x = 277,271.25

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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.