Home / 567,721.04-783,419.20-325,833.36

Finding the Fourth Proportional to 567,721.04, 783,419.20 and 325,833.36

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Solution

The fourth proportional to 567,721.04, 783,419.20 and 325,833.36 is: 449,629.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,721.04 : 783,419.20 = 325,833.36 : x
  2. Step 2: Convert to fraction form
    567,721.04/783,419.20 = 325,833.36/x
  3. Step 3: Cross multiply
    567,721.04x = 783,419.20 × 325,833.36
  4. Step 4: Simplify right side
    567,721.04x = 255,264,110,224.51
  5. Step 5: Solve for x
    x = 255,264,110,224.51/567,721.04
  6. Step 6: Final answer
    x = 449,629.47

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1.5x scale

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.