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Finding the Fourth Proportional to 293,292.03, 404,743 and 159,156.03

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Solution

The fourth proportional to 293,292.03, 404,743 and 159,156.03 is: 219,635.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,292.03 : 404,743 = 159,156.03 : x
  2. Step 2: Convert to fraction form
    293,292.03/404,743 = 159,156.03/x
  3. Step 3: Cross multiply
    293,292.03x = 404,743 × 159,156.03
  4. Step 4: Simplify right side
    293,292.03x = 64,417,289,050.29
  5. Step 5: Solve for x
    x = 64,417,289,050.29/293,292.03
  6. Step 6: Final answer
    x = 219,635.32

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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.