Home / 319,098.24-440,358.57-175,863.51

Finding the Fourth Proportional to 319,098.24, 440,358.57 and 175,863.51

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Solution

The fourth proportional to 319,098.24, 440,358.57 and 175,863.51 is: 242,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,098.24 : 440,358.57 = 175,863.51 : x
  2. Step 2: Convert to fraction form
    319,098.24/440,358.57 = 175,863.51/x
  3. Step 3: Cross multiply
    319,098.24x = 440,358.57 × 175,863.51
  4. Step 4: Simplify right side
    319,098.24x = 77,443,003,778.78
  5. Step 5: Solve for x
    x = 77,443,003,778.78/319,098.24
  6. Step 6: Final answer
    x = 242,693.30

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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.