Home / 427,999.04-590,645.28-234,403.18

Finding the Fourth Proportional to 427,999.04, 590,645.28 and 234,403.18

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Solution

The fourth proportional to 427,999.04, 590,645.28 and 234,403.18 is: 323,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,999.04 : 590,645.28 = 234,403.18 : x
  2. Step 2: Convert to fraction form
    427,999.04/590,645.28 = 234,403.18/x
  3. Step 3: Cross multiply
    427,999.04x = 590,645.28 × 234,403.18
  4. Step 4: Simplify right side
    427,999.04x = 138,449,131,883.99
  5. Step 5: Solve for x
    x = 138,449,131,883.99/427,999.04
  6. Step 6: Final answer
    x = 323,480.01

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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.