Home / 319,232.75-440,557.48-175,992.45

Finding the Fourth Proportional to 319,232.75, 440,557.48 and 175,992.45

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Solution

The fourth proportional to 319,232.75, 440,557.48 and 175,992.45 is: 242,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,232.75 : 440,557.48 = 175,992.45 : x
  2. Step 2: Convert to fraction form
    319,232.75/440,557.48 = 175,992.45/x
  3. Step 3: Cross multiply
    319,232.75x = 440,557.48 × 175,992.45
  4. Step 4: Simplify right side
    319,232.75x = 77,534,788,838.93
  5. Step 5: Solve for x
    x = 77,534,788,838.93/319,232.75
  6. Step 6: Final answer
    x = 242,878.56

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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.