Home / 319,172.26-440,452.24-175,945.64

Finding the Fourth Proportional to 319,172.26, 440,452.24 and 175,945.64

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Solution

The fourth proportional to 319,172.26, 440,452.24 and 175,945.64 is: 242,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,172.26 : 440,452.24 = 175,945.64 : x
  2. Step 2: Convert to fraction form
    319,172.26/440,452.24 = 175,945.64/x
  3. Step 3: Cross multiply
    319,172.26x = 440,452.24 × 175,945.64
  4. Step 4: Simplify right side
    319,172.26x = 77,495,651,256.23
  5. Step 5: Solve for x
    x = 77,495,651,256.23/319,172.26
  6. Step 6: Final answer
    x = 242,801.96

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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.