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Finding the Fourth Proportional to 566,728.11, 850,424.33 and 406,631.51

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Solution

The fourth proportional to 566,728.11, 850,424.33 and 406,631.51 is: 610,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,728.11 : 850,424.33 = 406,631.51 : x
  2. Step 2: Convert to fraction form
    566,728.11/850,424.33 = 406,631.51/x
  3. Step 3: Cross multiply
    566,728.11x = 850,424.33 × 406,631.51
  4. Step 4: Simplify right side
    566,728.11x = 345,809,323,163.36
  5. Step 5: Solve for x
    x = 345,809,323,163.36/566,728.11
  6. Step 6: Final answer
    x = 610,185.58

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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.