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Finding the Fourth Proportional to 301,663.96, 416,284.86 and 167,536.60

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Solution

The fourth proportional to 301,663.96, 416,284.86 and 167,536.60 is: 231,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,663.96 : 416,284.86 = 167,536.60 : x
  2. Step 2: Convert to fraction form
    301,663.96/416,284.86 = 167,536.60/x
  3. Step 3: Cross multiply
    301,663.96x = 416,284.86 × 167,536.60
  4. Step 4: Simplify right side
    301,663.96x = 69,742,950,075.88
  5. Step 5: Solve for x
    x = 69,742,950,075.88/301,663.96
  6. Step 6: Final answer
    x = 231,194.17

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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.