Home / 319,028.46-440,241.27-175,803.18

Finding the Fourth Proportional to 319,028.46, 440,241.27 and 175,803.18

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Solution

The fourth proportional to 319,028.46, 440,241.27 and 175,803.18 is: 242,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,028.46 : 440,241.27 = 175,803.18 : x
  2. Step 2: Convert to fraction form
    319,028.46/440,241.27 = 175,803.18/x
  3. Step 3: Cross multiply
    319,028.46x = 440,241.27 × 175,803.18
  4. Step 4: Simplify right side
    319,028.46x = 77,395,815,233.24
  5. Step 5: Solve for x
    x = 77,395,815,233.24/319,028.46
  6. Step 6: Final answer
    x = 242,598.47

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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.