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Finding the Fourth Proportional to 201,319, 277,825.51 and 110,677.25

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Solution

The fourth proportional to 201,319, 277,825.51 and 110,677.25 is: 152,737.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,319 : 277,825.51 = 110,677.25 : x
  2. Step 2: Convert to fraction form
    201,319/277,825.51 = 110,677.25/x
  3. Step 3: Cross multiply
    201,319x = 277,825.51 × 110,677.25
  4. Step 4: Simplify right side
    201,319x = 30,748,963,426.65
  5. Step 5: Solve for x
    x = 30,748,963,426.65/201,319
  6. Step 6: Final answer
    x = 152,737.51

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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.