Home / 319,256.04-440,593.14-176,015.84

Finding the Fourth Proportional to 319,256.04, 440,593.14 and 176,015.84

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Solution

The fourth proportional to 319,256.04, 440,593.14 and 176,015.84 is: 242,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,256.04 : 440,593.14 = 176,015.84 : x
  2. Step 2: Convert to fraction form
    319,256.04/440,593.14 = 176,015.84/x
  3. Step 3: Cross multiply
    319,256.04x = 440,593.14 × 176,015.84
  4. Step 4: Simplify right side
    319,256.04x = 77,551,371,635.34
  5. Step 5: Solve for x
    x = 77,551,371,635.34/319,256.04
  6. Step 6: Final answer
    x = 242,912.78

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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.