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Finding the Fourth Proportional to 404,927.61, 558,804.60 and 223,635.33

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Solution

The fourth proportional to 404,927.61, 558,804.60 and 223,635.33 is: 308,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,927.61 : 558,804.60 = 223,635.33 : x
  2. Step 2: Convert to fraction form
    404,927.61/558,804.60 = 223,635.33/x
  3. Step 3: Cross multiply
    404,927.61x = 558,804.60 × 223,635.33
  4. Step 4: Simplify right side
    404,927.61x = 124,968,451,126.52
  5. Step 5: Solve for x
    x = 124,968,451,126.52/404,927.61
  6. Step 6: Final answer
    x = 308,619.24

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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.