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Finding the Fourth Proportional to 430,585.44, 594,231.24 and 239,602.98

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Solution

The fourth proportional to 430,585.44, 594,231.24 and 239,602.98 is: 330,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,585.44 : 594,231.24 = 239,602.98 : x
  2. Step 2: Convert to fraction form
    430,585.44/594,231.24 = 239,602.98/x
  3. Step 3: Cross multiply
    430,585.44x = 594,231.24 × 239,602.98
  4. Step 4: Simplify right side
    430,585.44x = 142,379,575,913.10
  5. Step 5: Solve for x
    x = 142,379,575,913.10/430,585.44
  6. Step 6: Final answer
    x = 330,665.10

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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.