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Finding the Fourth Proportional to 277,370.88, 416,343.48 and 170,831.58

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Solution

The fourth proportional to 277,370.88, 416,343.48 and 170,831.58 is: 256,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,370.88 : 416,343.48 = 170,831.58 : x
  2. Step 2: Convert to fraction form
    277,370.88/416,343.48 = 170,831.58/x
  3. Step 3: Cross multiply
    277,370.88x = 416,343.48 × 170,831.58
  4. Step 4: Simplify right side
    277,370.88x = 71,124,614,511.10
  5. Step 5: Solve for x
    x = 71,124,614,511.10/277,370.88
  6. Step 6: Final answer
    x = 256,424.23

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1.5x scale

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.