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Finding the Fourth Proportional to 481,887.70, 722,831.55 and 233,055.70

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Solution

The fourth proportional to 481,887.70, 722,831.55 and 233,055.70 is: 349,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,887.70 : 722,831.55 = 233,055.70 : x
  2. Step 2: Convert to fraction form
    481,887.70/722,831.55 = 233,055.70/x
  3. Step 3: Cross multiply
    481,887.70x = 722,831.55 × 233,055.70
  4. Step 4: Simplify right side
    481,887.70x = 168,460,012,867.34
  5. Step 5: Solve for x
    x = 168,460,012,867.34/481,887.70
  6. Step 6: Final answer
    x = 349,583.55

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Similar ratio
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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.