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Finding the Fourth Proportional to 519,000.54, 778,433.85 and 164,050.44

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Solution

The fourth proportional to 519,000.54, 778,433.85 and 164,050.44 is: 246,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,000.54 : 778,433.85 = 164,050.44 : x
  2. Step 2: Convert to fraction form
    519,000.54/778,433.85 = 164,050.44/x
  3. Step 3: Cross multiply
    519,000.54x = 778,433.85 × 164,050.44
  4. Step 4: Simplify right side
    519,000.54x = 127,702,415,603.39
  5. Step 5: Solve for x
    x = 127,702,415,603.39/519,000.54
  6. Step 6: Final answer
    x = 246,054.49

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1.5x scale

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.