Home / 319,210.30-440,498.96-174,013.11

Finding the Fourth Proportional to 319,210.30, 440,498.96 and 174,013.11

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Solution

The fourth proportional to 319,210.30, 440,498.96 and 174,013.11 is: 240,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,210.30 : 440,498.96 = 174,013.11 : x
  2. Step 2: Convert to fraction form
    319,210.30/440,498.96 = 174,013.11/x
  3. Step 3: Cross multiply
    319,210.30x = 440,498.96 × 174,013.11
  4. Step 4: Simplify right side
    319,210.30x = 76,652,593,763.85
  5. Step 5: Solve for x
    x = 76,652,593,763.85/319,210.30
  6. Step 6: Final answer
    x = 240,131.96

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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.