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Finding the Fourth Proportional to 362,975.04, 500,877 and 201,820.23

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Solution

The fourth proportional to 362,975.04, 500,877 and 201,820.23 is: 278,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,975.04 : 500,877 = 201,820.23 : x
  2. Step 2: Convert to fraction form
    362,975.04/500,877 = 201,820.23/x
  3. Step 3: Cross multiply
    362,975.04x = 500,877 × 201,820.23
  4. Step 4: Simplify right side
    362,975.04x = 101,087,111,341.71
  5. Step 5: Solve for x
    x = 101,087,111,341.71/362,975.04
  6. Step 6: Final answer
    x = 278,496.04

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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.