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Finding the Fourth Proportional to 529,383.98, 730,254.20 and 325,293.14

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Solution

The fourth proportional to 529,383.98, 730,254.20 and 325,293.14 is: 448,722.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,383.98 : 730,254.20 = 325,293.14 : x
  2. Step 2: Convert to fraction form
    529,383.98/730,254.20 = 325,293.14/x
  3. Step 3: Cross multiply
    529,383.98x = 730,254.20 × 325,293.14
  4. Step 4: Simplify right side
    529,383.98x = 237,546,681,716.19
  5. Step 5: Solve for x
    x = 237,546,681,716.19/529,383.98
  6. Step 6: Final answer
    x = 448,722.84

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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.