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Finding the Fourth Proportional to 606,361.77, 910,173.50 and 446,618.07

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Solution

The fourth proportional to 606,361.77, 910,173.50 and 446,618.07 is: 670,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,361.77 : 910,173.50 = 446,618.07 : x
  2. Step 2: Convert to fraction form
    606,361.77/910,173.50 = 446,618.07/x
  3. Step 3: Cross multiply
    606,361.77x = 910,173.50 × 446,618.07
  4. Step 4: Simplify right side
    606,361.77x = 406,499,931,935.15
  5. Step 5: Solve for x
    x = 406,499,931,935.15/606,361.77
  6. Step 6: Final answer
    x = 670,391.76

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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.