Home / 1,273,173.33-1,909,760.50-326,544.05

Finding the Fourth Proportional to 1,273,173.33, 1,909,760.50 and 326,544.05

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Solution

The fourth proportional to 1,273,173.33, 1,909,760.50 and 326,544.05 is: 489,816.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,173.33 : 1,909,760.50 = 326,544.05 : x
  2. Step 2: Convert to fraction form
    1,273,173.33/1,909,760.50 = 326,544.05/x
  3. Step 3: Cross multiply
    1,273,173.33x = 1,909,760.50 × 326,544.05
  4. Step 4: Simplify right side
    1,273,173.33x = 623,620,920,413.81
  5. Step 5: Solve for x
    x = 623,620,920,413.81/1,273,173.33
  6. Step 6: Final answer
    x = 489,816.20

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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.