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Finding the Fourth Proportional to 430,570.44, 594,210.54 and 239,587.98

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Solution

The fourth proportional to 430,570.44, 594,210.54 and 239,587.98 is: 330,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,570.44 : 594,210.54 = 239,587.98 : x
  2. Step 2: Convert to fraction form
    430,570.44/594,210.54 = 239,587.98/x
  3. Step 3: Cross multiply
    430,570.44x = 594,210.54 × 239,587.98
  4. Step 4: Simplify right side
    430,570.44x = 142,365,702,973.31
  5. Step 5: Solve for x
    x = 142,365,702,973.31/430,570.44
  6. Step 6: Final answer
    x = 330,644.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.