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Finding the Fourth Proportional to 277,225.88, 382,571.88 and 149,901.44

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Solution

The fourth proportional to 277,225.88, 382,571.88 and 149,901.44 is: 206,864.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,225.88 : 382,571.88 = 149,901.44 : x
  2. Step 2: Convert to fraction form
    277,225.88/382,571.88 = 149,901.44/x
  3. Step 3: Cross multiply
    277,225.88x = 382,571.88 × 149,901.44
  4. Step 4: Simplify right side
    277,225.88x = 57,348,075,715.51
  5. Step 5: Solve for x
    x = 57,348,075,715.51/277,225.88
  6. Step 6: Final answer
    x = 206,864.08

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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.