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Finding the Fourth Proportional to 362,709.87, 500,012.09 and 253,475.07

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Solution

The fourth proportional to 362,709.87, 500,012.09 and 253,475.07 is: 349,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,709.87 : 500,012.09 = 253,475.07 : x
  2. Step 2: Convert to fraction form
    362,709.87/500,012.09 = 253,475.07/x
  3. Step 3: Cross multiply
    362,709.87x = 500,012.09 × 253,475.07
  4. Step 4: Simplify right side
    362,709.87x = 126,740,599,354.21
  5. Step 5: Solve for x
    x = 126,740,599,354.21/362,709.87
  6. Step 6: Final answer
    x = 349,426.94

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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.