Home / 985,300.04-1,477,413.57-444,923.12

Finding the Fourth Proportional to 985,300.04, 1,477,413.57 and 444,923.12

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Solution

The fourth proportional to 985,300.04, 1,477,413.57 and 444,923.12 is: 667,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,300.04 : 1,477,413.57 = 444,923.12 : x
  2. Step 2: Convert to fraction form
    985,300.04/1,477,413.57 = 444,923.12/x
  3. Step 3: Cross multiply
    985,300.04x = 1,477,413.57 × 444,923.12
  4. Step 4: Simplify right side
    985,300.04x = 657,335,455,094.74
  5. Step 5: Solve for x
    x = 657,335,455,094.74/985,300.04
  6. Step 6: Final answer
    x = 667,142.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.