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Finding the Fourth Proportional to 569,229.98, 785,620.77 and 342,870.62

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Solution

The fourth proportional to 569,229.98, 785,620.77 and 342,870.62 is: 473,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,229.98 : 785,620.77 = 342,870.62 : x
  2. Step 2: Convert to fraction form
    569,229.98/785,620.77 = 342,870.62/x
  3. Step 3: Cross multiply
    569,229.98x = 785,620.77 × 342,870.62
  4. Step 4: Simplify right side
    569,229.98x = 269,366,280,494.78
  5. Step 5: Solve for x
    x = 269,366,280,494.78/569,229.98
  6. Step 6: Final answer
    x = 473,211.69

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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.