Home / 340,045.32-469,254.96-196,802.49

Finding the Fourth Proportional to 340,045.32, 469,254.96 and 196,802.49

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Solution

The fourth proportional to 340,045.32, 469,254.96 and 196,802.49 is: 271,583.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,045.32 : 469,254.96 = 196,802.49 : x
  2. Step 2: Convert to fraction form
    340,045.32/469,254.96 = 196,802.49/x
  3. Step 3: Cross multiply
    340,045.32x = 469,254.96 × 196,802.49
  4. Step 4: Simplify right side
    340,045.32x = 92,350,544,572.85
  5. Step 5: Solve for x
    x = 92,350,544,572.85/340,045.32
  6. Step 6: Final answer
    x = 271,583.05

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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.