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Finding the Fourth Proportional to 519,801.51, 779,616.81 and 182,762.94

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Solution

The fourth proportional to 519,801.51, 779,616.81 and 182,762.94 is: 274,114.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,801.51 : 779,616.81 = 182,762.94 : x
  2. Step 2: Convert to fraction form
    519,801.51/779,616.81 = 182,762.94/x
  3. Step 3: Cross multiply
    519,801.51x = 779,616.81 × 182,762.94
  4. Step 4: Simplify right side
    519,801.51x = 142,485,060,269.02
  5. Step 5: Solve for x
    x = 142,485,060,269.02/519,801.51
  6. Step 6: Final answer
    x = 274,114.36

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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.