Home / 362,538.40-500,289.08-201,403.56

Finding the Fourth Proportional to 362,538.40, 500,289.08 and 201,403.56

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Solution

The fourth proportional to 362,538.40, 500,289.08 and 201,403.56 is: 277,929.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,538.40 : 500,289.08 = 201,403.56 : x
  2. Step 2: Convert to fraction form
    362,538.40/500,289.08 = 201,403.56/x
  3. Step 3: Cross multiply
    362,538.40x = 500,289.08 × 201,403.56
  4. Step 4: Simplify right side
    362,538.40x = 100,760,001,741.13
  5. Step 5: Solve for x
    x = 100,760,001,741.13/362,538.40
  6. Step 6: Final answer
    x = 277,929.18

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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.