Home / 904,809.54-1,249,121.93-697,625.43

Finding the Fourth Proportional to 904,809.54, 1,249,121.93 and 697,625.43

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Solution

The fourth proportional to 904,809.54, 1,249,121.93 and 697,625.43 is: 963,096.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,809.54 : 1,249,121.93 = 697,625.43 : x
  2. Step 2: Convert to fraction form
    904,809.54/1,249,121.93 = 697,625.43/x
  3. Step 3: Cross multiply
    904,809.54x = 1,249,121.93 × 697,625.43
  4. Step 4: Simplify right side
    904,809.54x = 871,419,223,538.68
  5. Step 5: Solve for x
    x = 871,419,223,538.68/904,809.54
  6. Step 6: Final answer
    x = 963,096.86

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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.