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Finding the Fourth Proportional to 529,892.00, 731,235.33 and 300,470.23

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Solution

The fourth proportional to 529,892.00, 731,235.33 and 300,470.23 is: 414,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,892.00 : 731,235.33 = 300,470.23 : x
  2. Step 2: Convert to fraction form
    529,892.00/731,235.33 = 300,470.23/x
  3. Step 3: Cross multiply
    529,892.00x = 731,235.33 × 300,470.23
  4. Step 4: Simplify right side
    529,892.00x = 219,714,452,027.48
  5. Step 5: Solve for x
    x = 219,714,452,027.48/529,892.00
  6. Step 6: Final answer
    x = 414,640.06

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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.