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Finding the Fourth Proportional to 285,065.23, 393,400.52 and 184,463.23

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Solution

The fourth proportional to 285,065.23, 393,400.52 and 184,463.23 is: 254,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,065.23 : 393,400.52 = 184,463.23 : x
  2. Step 2: Convert to fraction form
    285,065.23/393,400.52 = 184,463.23/x
  3. Step 3: Cross multiply
    285,065.23x = 393,400.52 × 184,463.23
  4. Step 4: Simplify right side
    285,065.23x = 72,567,930,602.88
  5. Step 5: Solve for x
    x = 72,567,930,602.88/285,065.23
  6. Step 6: Final answer
    x = 254,566.05

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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.