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Finding the Fourth Proportional to 230,935, 346,412.58 and 73,175.08

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Solution

The fourth proportional to 230,935, 346,412.58 and 73,175.08 is: 109,765.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,935 : 346,412.58 = 73,175.08 : x
  2. Step 2: Convert to fraction form
    230,935/346,412.58 = 73,175.08/x
  3. Step 3: Cross multiply
    230,935x = 346,412.58 × 73,175.08
  4. Step 4: Simplify right side
    230,935x = 25,348,768,254.51
  5. Step 5: Solve for x
    x = 25,348,768,254.51/230,935
  6. Step 6: Final answer
    x = 109,765.81

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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.