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Finding the Fourth Proportional to 504,181.80, 756,272.70 and 254,831.40

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Solution

The fourth proportional to 504,181.80, 756,272.70 and 254,831.40 is: 382,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,181.80 : 756,272.70 = 254,831.40 : x
  2. Step 2: Convert to fraction form
    504,181.80/756,272.70 = 254,831.40/x
  3. Step 3: Cross multiply
    504,181.80x = 756,272.70 × 254,831.40
  4. Step 4: Simplify right side
    504,181.80x = 192,722,030,922.78
  5. Step 5: Solve for x
    x = 192,722,030,922.78/504,181.80
  6. Step 6: Final answer
    x = 382,247.10

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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.