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Finding the Fourth Proportional to 277,777.07, 414,237.57 and 247,159.07

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Solution

The fourth proportional to 277,777.07, 414,237.57 and 247,159.07 is: 368,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,777.07 : 414,237.57 = 247,159.07 : x
  2. Step 2: Convert to fraction form
    277,777.07/414,237.57 = 247,159.07/x
  3. Step 3: Cross multiply
    277,777.07x = 414,237.57 × 247,159.07
  4. Step 4: Simplify right side
    277,777.07x = 102,382,570,489.07
  5. Step 5: Solve for x
    x = 102,382,570,489.07/277,777.07
  6. Step 6: Final answer
    x = 368,578.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.