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Finding the Fourth Proportional to 230,654.94, 346,040.01 and 64,441.50

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Solution

The fourth proportional to 230,654.94, 346,040.01 and 64,441.50 is: 96,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,654.94 : 346,040.01 = 64,441.50 : x
  2. Step 2: Convert to fraction form
    230,654.94/346,040.01 = 64,441.50/x
  3. Step 3: Cross multiply
    230,654.94x = 346,040.01 × 64,441.50
  4. Step 4: Simplify right side
    230,654.94x = 22,299,337,304.42
  5. Step 5: Solve for x
    x = 22,299,337,304.42/230,654.94
  6. Step 6: Final answer
    x = 96,678.34

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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.