Home / 574,040.16-861,592.27-289,930.23

Finding the Fourth Proportional to 574,040.16, 861,592.27 and 289,930.23

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Solution

The fourth proportional to 574,040.16, 861,592.27 and 289,930.23 is: 435,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,040.16 : 861,592.27 = 289,930.23 : x
  2. Step 2: Convert to fraction form
    574,040.16/861,592.27 = 289,930.23/x
  3. Step 3: Cross multiply
    574,040.16x = 861,592.27 × 289,930.23
  4. Step 4: Simplify right side
    574,040.16x = 249,801,645,007.32
  5. Step 5: Solve for x
    x = 249,801,645,007.32/574,040.16
  6. Step 6: Final answer
    x = 435,164.06

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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.