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Finding the Fourth Proportional to 519,234.02, 716,542.56 and 292,879.52

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Solution

The fourth proportional to 519,234.02, 716,542.56 and 292,879.52 is: 404,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,234.02 : 716,542.56 = 292,879.52 : x
  2. Step 2: Convert to fraction form
    519,234.02/716,542.56 = 292,879.52/x
  3. Step 3: Cross multiply
    519,234.02x = 716,542.56 × 292,879.52
  4. Step 4: Simplify right side
    519,234.02x = 209,860,641,032.37
  5. Step 5: Solve for x
    x = 209,860,641,032.37/519,234.02
  6. Step 6: Final answer
    x = 404,173.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.