Home / 940,413.96-1,298,168.50-634,904.14

Finding the Fourth Proportional to 940,413.96, 1,298,168.50 and 634,904.14

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Solution

The fourth proportional to 940,413.96, 1,298,168.50 and 634,904.14 is: 876,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,413.96 : 1,298,168.50 = 634,904.14 : x
  2. Step 2: Convert to fraction form
    940,413.96/1,298,168.50 = 634,904.14/x
  3. Step 3: Cross multiply
    940,413.96x = 1,298,168.50 × 634,904.14
  4. Step 4: Simplify right side
    940,413.96x = 824,212,555,067.59
  5. Step 5: Solve for x
    x = 824,212,555,067.59/940,413.96
  6. Step 6: Final answer
    x = 876,435.90

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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.