Home / 319,174.32-440,463.52-175,939.49

Finding the Fourth Proportional to 319,174.32, 440,463.52 and 175,939.49

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Solution

The fourth proportional to 319,174.32, 440,463.52 and 175,939.49 is: 242,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,174.32 : 440,463.52 = 175,939.49 : x
  2. Step 2: Convert to fraction form
    319,174.32/440,463.52 = 175,939.49/x
  3. Step 3: Cross multiply
    319,174.32x = 440,463.52 × 175,939.49
  4. Step 4: Simplify right side
    319,174.32x = 77,494,928,393.49
  5. Step 5: Solve for x
    x = 77,494,928,393.49/319,174.32
  6. Step 6: Final answer
    x = 242,798.13

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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.