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Finding the Fourth Proportional to 950,017.68, 1,422,765 and 549,815.04

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Solution

The fourth proportional to 950,017.68, 1,422,765 and 549,815.04 is: 823,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,017.68 : 1,422,765 = 549,815.04 : x
  2. Step 2: Convert to fraction form
    950,017.68/1,422,765 = 549,815.04/x
  3. Step 3: Cross multiply
    950,017.68x = 1,422,765 × 549,815.04
  4. Step 4: Simplify right side
    950,017.68x = 782,257,595,385.60
  5. Step 5: Solve for x
    x = 782,257,595,385.60/950,017.68
  6. Step 6: Final answer
    x = 823,413.72

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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.