Home / 794,645.40-1,191,968.10-661,675.80

Finding the Fourth Proportional to 794,645.40, 1,191,968.10 and 661,675.80

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Solution

The fourth proportional to 794,645.40, 1,191,968.10 and 661,675.80 is: 992,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,645.40 : 1,191,968.10 = 661,675.80 : x
  2. Step 2: Convert to fraction form
    794,645.40/1,191,968.10 = 661,675.80/x
  3. Step 3: Cross multiply
    794,645.40x = 1,191,968.10 × 661,675.80
  4. Step 4: Simplify right side
    794,645.40x = 788,696,446,141.98
  5. Step 5: Solve for x
    x = 788,696,446,141.98/794,645.40
  6. Step 6: Final answer
    x = 992,513.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.