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Finding the Fourth Proportional to 201,273.19, 277,763.31 and 110,636.15

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Solution

The fourth proportional to 201,273.19, 277,763.31 and 110,636.15 is: 152,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,273.19 : 277,763.31 = 110,636.15 : x
  2. Step 2: Convert to fraction form
    201,273.19/277,763.31 = 110,636.15/x
  3. Step 3: Cross multiply
    201,273.19x = 277,763.31 × 110,636.15
  4. Step 4: Simplify right side
    201,273.19x = 30,730,661,840.84
  5. Step 5: Solve for x
    x = 30,730,661,840.84/201,273.19
  6. Step 6: Final answer
    x = 152,681.35

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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.