Home / 983,385.22-1,356,988.94-601,338.19

Finding the Fourth Proportional to 983,385.22, 1,356,988.94 and 601,338.19

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Solution

The fourth proportional to 983,385.22, 1,356,988.94 and 601,338.19 is: 829,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,385.22 : 1,356,988.94 = 601,338.19 : x
  2. Step 2: Convert to fraction form
    983,385.22/1,356,988.94 = 601,338.19/x
  3. Step 3: Cross multiply
    983,385.22x = 1,356,988.94 × 601,338.19
  4. Step 4: Simplify right side
    983,385.22x = 816,009,270,022.93
  5. Step 5: Solve for x
    x = 816,009,270,022.93/983,385.22
  6. Step 6: Final answer
    x = 829,796.15

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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.