Home / 575,431.28-863,116.23-176,072.31

Finding the Fourth Proportional to 575,431.28, 863,116.23 and 176,072.31

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Solution

The fourth proportional to 575,431.28, 863,116.23 and 176,072.31 is: 264,099.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,431.28 : 863,116.23 = 176,072.31 : x
  2. Step 2: Convert to fraction form
    575,431.28/863,116.23 = 176,072.31/x
  3. Step 3: Cross multiply
    575,431.28x = 863,116.23 × 176,072.31
  4. Step 4: Simplify right side
    575,431.28x = 151,970,868,414.59
  5. Step 5: Solve for x
    x = 151,970,868,414.59/575,431.28
  6. Step 6: Final answer
    x = 264,099.08

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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.