Home / 319,175.07-440,464.56-175,940.24

Finding the Fourth Proportional to 319,175.07, 440,464.56 and 175,940.24

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Solution

The fourth proportional to 319,175.07, 440,464.56 and 175,940.24 is: 242,799.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,175.07 : 440,464.56 = 175,940.24 : x
  2. Step 2: Convert to fraction form
    319,175.07/440,464.56 = 175,940.24/x
  3. Step 3: Cross multiply
    319,175.07x = 440,464.56 × 175,940.24
  4. Step 4: Simplify right side
    319,175.07x = 77,495,438,195.57
  5. Step 5: Solve for x
    x = 77,495,438,195.57/319,175.07
  6. Step 6: Final answer
    x = 242,799.16

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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.