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Finding the Fourth Proportional to 232,598.31, 348,967.51 and 72,667.79

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Solution

The fourth proportional to 232,598.31, 348,967.51 and 72,667.79 is: 109,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,598.31 : 348,967.51 = 72,667.79 : x
  2. Step 2: Convert to fraction form
    232,598.31/348,967.51 = 72,667.79/x
  3. Step 3: Cross multiply
    232,598.31x = 348,967.51 × 72,667.79
  4. Step 4: Simplify right side
    232,598.31x = 25,358,695,625.33
  5. Step 5: Solve for x
    x = 25,358,695,625.33/232,598.31
  6. Step 6: Final answer
    x = 109,023.56

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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.