Home / 941,550.54-1,299,348.11-511,831.36

Finding the Fourth Proportional to 941,550.54, 1,299,348.11 and 511,831.36

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Solution

The fourth proportional to 941,550.54, 1,299,348.11 and 511,831.36 is: 706,331.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,550.54 : 1,299,348.11 = 511,831.36 : x
  2. Step 2: Convert to fraction form
    941,550.54/1,299,348.11 = 511,831.36/x
  3. Step 3: Cross multiply
    941,550.54x = 1,299,348.11 × 511,831.36
  4. Step 4: Simplify right side
    941,550.54x = 665,047,110,254.73
  5. Step 5: Solve for x
    x = 665,047,110,254.73/941,550.54
  6. Step 6: Final answer
    x = 706,331.82

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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.