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Finding the Fourth Proportional to 430,565.63, 594,180.56 and 239,591.32

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Solution

The fourth proportional to 430,565.63, 594,180.56 and 239,591.32 is: 330,636.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,565.63 : 594,180.56 = 239,591.32 : x
  2. Step 2: Convert to fraction form
    430,565.63/594,180.56 = 239,591.32/x
  3. Step 3: Cross multiply
    430,565.63x = 594,180.56 × 239,591.32
  4. Step 4: Simplify right side
    430,565.63x = 142,360,503,802.27
  5. Step 5: Solve for x
    x = 142,360,503,802.27/430,565.63
  6. Step 6: Final answer
    x = 330,636.02

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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.