Home / 883,755.96-1,219,591.44-501,790.92

Finding the Fourth Proportional to 883,755.96, 1,219,591.44 and 501,790.92

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Solution

The fourth proportional to 883,755.96, 1,219,591.44 and 501,790.92 is: 692,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,755.96 : 1,219,591.44 = 501,790.92 : x
  2. Step 2: Convert to fraction form
    883,755.96/1,219,591.44 = 501,790.92/x
  3. Step 3: Cross multiply
    883,755.96x = 1,219,591.44 × 501,790.92
  4. Step 4: Simplify right side
    883,755.96x = 611,979,910,701.73
  5. Step 5: Solve for x
    x = 611,979,910,701.73/883,755.96
  6. Step 6: Final answer
    x = 692,476.13

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Double scale
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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.