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Finding the Fourth Proportional to 536,639.35, 804,959.03 and 480,652.15

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Solution

The fourth proportional to 536,639.35, 804,959.03 and 480,652.15 is: 720,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,639.35 : 804,959.03 = 480,652.15 : x
  2. Step 2: Convert to fraction form
    536,639.35/804,959.03 = 480,652.15/x
  3. Step 3: Cross multiply
    536,639.35x = 804,959.03 × 480,652.15
  4. Step 4: Simplify right side
    536,639.35x = 386,905,286,028.15
  5. Step 5: Solve for x
    x = 386,905,286,028.15/536,639.35
  6. Step 6: Final answer
    x = 720,978.23

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Similar ratio
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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.