Home / 937,511.70-1,293,845.67-529,688.40

Finding the Fourth Proportional to 937,511.70, 1,293,845.67 and 529,688.40

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Solution

The fourth proportional to 937,511.70, 1,293,845.67 and 529,688.40 is: 731,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,511.70 : 1,293,845.67 = 529,688.40 : x
  2. Step 2: Convert to fraction form
    937,511.70/1,293,845.67 = 529,688.40/x
  3. Step 3: Cross multiply
    937,511.70x = 1,293,845.67 × 529,688.40
  4. Step 4: Simplify right side
    937,511.70x = 685,335,042,789.23
  5. Step 5: Solve for x
    x = 685,335,042,789.23/937,511.70
  6. Step 6: Final answer
    x = 731,014.92

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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.