Home / 319,060.65-440,298.06-173,867.73

Finding the Fourth Proportional to 319,060.65, 440,298.06 and 173,867.73

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Solution

The fourth proportional to 319,060.65, 440,298.06 and 173,867.73 is: 239,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,060.65 : 440,298.06 = 173,867.73 : x
  2. Step 2: Convert to fraction form
    319,060.65/440,298.06 = 173,867.73/x
  3. Step 3: Cross multiply
    319,060.65x = 440,298.06 × 173,867.73
  4. Step 4: Simplify right side
    319,060.65x = 76,553,624,215.60
  5. Step 5: Solve for x
    x = 76,553,624,215.60/319,060.65
  6. Step 6: Final answer
    x = 239,934.40

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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.