Home / 907,505.78-1,360,417.44-401,797.31

Finding the Fourth Proportional to 907,505.78, 1,360,417.44 and 401,797.31

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Solution

The fourth proportional to 907,505.78, 1,360,417.44 and 401,797.31 is: 602,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,505.78 : 1,360,417.44 = 401,797.31 : x
  2. Step 2: Convert to fraction form
    907,505.78/1,360,417.44 = 401,797.31/x
  3. Step 3: Cross multiply
    907,505.78x = 1,360,417.44 × 401,797.31
  4. Step 4: Simplify right side
    907,505.78x = 546,612,067,869.09
  5. Step 5: Solve for x
    x = 546,612,067,869.09/907,505.78
  6. Step 6: Final answer
    x = 602,323.51

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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.