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Finding the Fourth Proportional to 619,055.40, 928,665.72 and 244,990.92

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Solution

The fourth proportional to 619,055.40, 928,665.72 and 244,990.92 is: 367,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,055.40 : 928,665.72 = 244,990.92 : x
  2. Step 2: Convert to fraction form
    619,055.40/928,665.72 = 244,990.92/x
  3. Step 3: Cross multiply
    619,055.40x = 928,665.72 × 244,990.92
  4. Step 4: Simplify right side
    619,055.40x = 227,514,669,115.26
  5. Step 5: Solve for x
    x = 227,514,669,115.26/619,055.40
  6. Step 6: Final answer
    x = 367,519.08

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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.