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Finding the Fourth Proportional to 201,701.10, 302,551.65 and 169,224.15

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Solution

The fourth proportional to 201,701.10, 302,551.65 and 169,224.15 is: 253,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,701.10 : 302,551.65 = 169,224.15 : x
  2. Step 2: Convert to fraction form
    201,701.10/302,551.65 = 169,224.15/x
  3. Step 3: Cross multiply
    201,701.10x = 302,551.65 × 169,224.15
  4. Step 4: Simplify right side
    201,701.10x = 51,199,045,802.35
  5. Step 5: Solve for x
    x = 51,199,045,802.35/201,701.10
  6. Step 6: Final answer
    x = 253,836.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.