Home / 773,858.99-1,155,577.31-631,985.71

Finding the Fourth Proportional to 773,858.99, 1,155,577.31 and 631,985.71

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Solution

The fourth proportional to 773,858.99, 1,155,577.31 and 631,985.71 is: 943,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,858.99 : 1,155,577.31 = 631,985.71 : x
  2. Step 2: Convert to fraction form
    773,858.99/1,155,577.31 = 631,985.71/x
  3. Step 3: Cross multiply
    773,858.99x = 1,155,577.31 × 631,985.71
  4. Step 4: Simplify right side
    773,858.99x = 730,308,343,560.31
  5. Step 5: Solve for x
    x = 730,308,343,560.31/773,858.99
  6. Step 6: Final answer
    x = 943,722.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.