Home / 479,579.88-719,479.98-164,036.28

Finding the Fourth Proportional to 479,579.88, 719,479.98 and 164,036.28

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Solution

The fourth proportional to 479,579.88, 719,479.98 and 164,036.28 is: 246,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,579.88 : 719,479.98 = 164,036.28 : x
  2. Step 2: Convert to fraction form
    479,579.88/719,479.98 = 164,036.28/x
  3. Step 3: Cross multiply
    479,579.88x = 719,479.98 × 164,036.28
  4. Step 4: Simplify right side
    479,579.88x = 118,020,819,453.67
  5. Step 5: Solve for x
    x = 118,020,819,453.67/479,579.88
  6. Step 6: Final answer
    x = 246,092.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.