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Finding the Fourth Proportional to 322,275.60, 483,413.40 and 292,751.10

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Solution

The fourth proportional to 322,275.60, 483,413.40 and 292,751.10 is: 439,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,275.60 : 483,413.40 = 292,751.10 : x
  2. Step 2: Convert to fraction form
    322,275.60/483,413.40 = 292,751.10/x
  3. Step 3: Cross multiply
    322,275.60x = 483,413.40 × 292,751.10
  4. Step 4: Simplify right side
    322,275.60x = 141,519,804,604.74
  5. Step 5: Solve for x
    x = 141,519,804,604.74/322,275.60
  6. Step 6: Final answer
    x = 439,126.65

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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.