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Finding the Fourth Proportional to 536,577.64, 804,949.98 and 162,511.72

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Solution

The fourth proportional to 536,577.64, 804,949.98 and 162,511.72 is: 243,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,577.64 : 804,949.98 = 162,511.72 : x
  2. Step 2: Convert to fraction form
    536,577.64/804,949.98 = 162,511.72/x
  3. Step 3: Cross multiply
    536,577.64x = 804,949.98 × 162,511.72
  4. Step 4: Simplify right side
    536,577.64x = 130,813,805,763.77
  5. Step 5: Solve for x
    x = 130,813,805,763.77/536,577.64
  6. Step 6: Final answer
    x = 243,792.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.