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Finding the Fourth Proportional to 482,026.40, 723,039.60 and 245,830.40

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Solution

The fourth proportional to 482,026.40, 723,039.60 and 245,830.40 is: 368,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,026.40 : 723,039.60 = 245,830.40 : x
  2. Step 2: Convert to fraction form
    482,026.40/723,039.60 = 245,830.40/x
  3. Step 3: Cross multiply
    482,026.40x = 723,039.60 × 245,830.40
  4. Step 4: Simplify right side
    482,026.40x = 177,745,114,083.84
  5. Step 5: Solve for x
    x = 177,745,114,083.84/482,026.40
  6. Step 6: Final answer
    x = 368,745.60

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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.