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Finding the Fourth Proportional to 362,538.40, 500,289.06 and 201,403.58

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Solution

The fourth proportional to 362,538.40, 500,289.06 and 201,403.58 is: 277,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,538.40 : 500,289.06 = 201,403.58 : x
  2. Step 2: Convert to fraction form
    362,538.40/500,289.06 = 201,403.58/x
  3. Step 3: Cross multiply
    362,538.40x = 500,289.06 × 201,403.58
  4. Step 4: Simplify right side
    362,538.40x = 100,760,007,718.84
  5. Step 5: Solve for x
    x = 100,760,007,718.84/362,538.40
  6. Step 6: Final answer
    x = 277,929.20

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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.