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Finding the Fourth Proportional to 677,843.48, 935,497.72 and 433,052.08

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Solution

The fourth proportional to 677,843.48, 935,497.72 and 433,052.08 is: 597,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,843.48 : 935,497.72 = 433,052.08 : x
  2. Step 2: Convert to fraction form
    677,843.48/935,497.72 = 433,052.08/x
  3. Step 3: Cross multiply
    677,843.48x = 935,497.72 × 433,052.08
  4. Step 4: Simplify right side
    677,843.48x = 405,119,233,481.26
  5. Step 5: Solve for x
    x = 405,119,233,481.26/677,843.48
  6. Step 6: Final answer
    x = 597,658.97

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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.