Home / 437,304.09-655,317.86-193,851.45

Finding the Fourth Proportional to 437,304.09, 655,317.86 and 193,851.45

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Solution

The fourth proportional to 437,304.09, 655,317.86 and 193,851.45 is: 290,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,304.09 : 655,317.86 = 193,851.45 : x
  2. Step 2: Convert to fraction form
    437,304.09/655,317.86 = 193,851.45/x
  3. Step 3: Cross multiply
    437,304.09x = 655,317.86 × 193,851.45
  4. Step 4: Simplify right side
    437,304.09x = 127,034,316,402.64
  5. Step 5: Solve for x
    x = 127,034,316,402.64/437,304.09
  6. Step 6: Final answer
    x = 290,494.23

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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.