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Finding the Fourth Proportional to 696,413.16, 954,791.28 and 683,816.04

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Solution

The fourth proportional to 696,413.16, 954,791.28 and 683,816.04 is: 937,520.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,413.16 : 954,791.28 = 683,816.04 : x
  2. Step 2: Convert to fraction form
    696,413.16/954,791.28 = 683,816.04/x
  3. Step 3: Cross multiply
    696,413.16x = 954,791.28 × 683,816.04
  4. Step 4: Simplify right side
    696,413.16x = 652,901,592,116.13
  5. Step 5: Solve for x
    x = 652,901,592,116.13/696,413.16
  6. Step 6: Final answer
    x = 937,520.47

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.