Home / 925,705.46-1,277,413.40-517,736.66

Finding the Fourth Proportional to 925,705.46, 1,277,413.40 and 517,736.66

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Solution

The fourth proportional to 925,705.46, 1,277,413.40 and 517,736.66 is: 714,442.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,705.46 : 1,277,413.40 = 517,736.66 : x
  2. Step 2: Convert to fraction form
    925,705.46/1,277,413.40 = 517,736.66/x
  3. Step 3: Cross multiply
    925,705.46x = 1,277,413.40 × 517,736.66
  4. Step 4: Simplify right side
    925,705.46x = 661,363,747,155.24
  5. Step 5: Solve for x
    x = 661,363,747,155.24/925,705.46
  6. Step 6: Final answer
    x = 714,442.96

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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.