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Finding the Fourth Proportional to 476,165.84, 657,116.86 and 261,325.88

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Solution

The fourth proportional to 476,165.84, 657,116.86 and 261,325.88 is: 360,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,165.84 : 657,116.86 = 261,325.88 : x
  2. Step 2: Convert to fraction form
    476,165.84/657,116.86 = 261,325.88/x
  3. Step 3: Cross multiply
    476,165.84x = 657,116.86 × 261,325.88
  4. Step 4: Simplify right side
    476,165.84x = 171,721,641,702.34
  5. Step 5: Solve for x
    x = 171,721,641,702.34/476,165.84
  6. Step 6: Final answer
    x = 360,634.11

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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.