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Finding the Fourth Proportional to 430,719.04, 594,382.17 and 239,728.33

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Solution

The fourth proportional to 430,719.04, 594,382.17 and 239,728.33 is: 330,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,719.04 : 594,382.17 = 239,728.33 : x
  2. Step 2: Convert to fraction form
    430,719.04/594,382.17 = 239,728.33/x
  3. Step 3: Cross multiply
    430,719.04x = 594,382.17 × 239,728.33
  4. Step 4: Simplify right side
    430,719.04x = 142,490,245,289.36
  5. Step 5: Solve for x
    x = 142,490,245,289.36/430,719.04
  6. Step 6: Final answer
    x = 330,819.47

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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.