Home / 479,715.75-719,577.27-164,175.39

Finding the Fourth Proportional to 479,715.75, 719,577.27 and 164,175.39

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Solution

The fourth proportional to 479,715.75, 719,577.27 and 164,175.39 is: 246,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,715.75 : 719,577.27 = 164,175.39 : x
  2. Step 2: Convert to fraction form
    479,715.75/719,577.27 = 164,175.39/x
  3. Step 3: Cross multiply
    479,715.75x = 719,577.27 × 164,175.39
  4. Step 4: Simplify right side
    479,715.75x = 118,136,878,937.39
  5. Step 5: Solve for x
    x = 118,136,878,937.39/479,715.75
  6. Step 6: Final answer
    x = 246,264.33

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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.