Home / 529,736.96-731,062.00-300,298.69

Finding the Fourth Proportional to 529,736.96, 731,062.00 and 300,298.69

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Solution

The fourth proportional to 529,736.96, 731,062.00 and 300,298.69 is: 414,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,736.96 : 731,062.00 = 300,298.69 : x
  2. Step 2: Convert to fraction form
    529,736.96/731,062.00 = 300,298.69/x
  3. Step 3: Cross multiply
    529,736.96x = 731,062.00 × 300,298.69
  4. Step 4: Simplify right side
    529,736.96x = 219,536,959,407.29
  5. Step 5: Solve for x
    x = 219,536,959,407.29/529,736.96
  6. Step 6: Final answer
    x = 414,426.36

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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.