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Finding the Fourth Proportional to 606,499.80, 910,405.80 and 382,113.60

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Solution

The fourth proportional to 606,499.80, 910,405.80 and 382,113.60 is: 573,583.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,499.80 : 910,405.80 = 382,113.60 : x
  2. Step 2: Convert to fraction form
    606,499.80/910,405.80 = 382,113.60/x
  3. Step 3: Cross multiply
    606,499.80x = 910,405.80 × 382,113.60
  4. Step 4: Simplify right side
    606,499.80x = 347,878,437,698.88
  5. Step 5: Solve for x
    x = 347,878,437,698.88/606,499.80
  6. Step 6: Final answer
    x = 573,583.76

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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.