Home / 982,493.76-1,355,831.82-546,904.20

Finding the Fourth Proportional to 982,493.76, 1,355,831.82 and 546,904.20

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Solution

The fourth proportional to 982,493.76, 1,355,831.82 and 546,904.20 is: 754,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,493.76 : 1,355,831.82 = 546,904.20 : x
  2. Step 2: Convert to fraction form
    982,493.76/1,355,831.82 = 546,904.20/x
  3. Step 3: Cross multiply
    982,493.76x = 1,355,831.82 × 546,904.20
  4. Step 4: Simplify right side
    982,493.76x = 741,510,116,851.64
  5. Step 5: Solve for x
    x = 741,510,116,851.64/982,493.76
  6. Step 6: Final answer
    x = 754,722.47

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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.