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Finding the Fourth Proportional to 230,713.45, 346,068.01 and 72,941.92

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Solution

The fourth proportional to 230,713.45, 346,068.01 and 72,941.92 is: 109,412.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,713.45 : 346,068.01 = 72,941.92 : x
  2. Step 2: Convert to fraction form
    230,713.45/346,068.01 = 72,941.92/x
  3. Step 3: Cross multiply
    230,713.45x = 346,068.01 × 72,941.92
  4. Step 4: Simplify right side
    230,713.45x = 25,242,864,052.45
  5. Step 5: Solve for x
    x = 25,242,864,052.45/230,713.45
  6. Step 6: Final answer
    x = 109,412.19

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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.