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Finding the Fourth Proportional to 371,233.44, 556,750.80 and 104,931.36

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Solution

The fourth proportional to 371,233.44, 556,750.80 and 104,931.36 is: 157,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,233.44 : 556,750.80 = 104,931.36 : x
  2. Step 2: Convert to fraction form
    371,233.44/556,750.80 = 104,931.36/x
  3. Step 3: Cross multiply
    371,233.44x = 556,750.80 × 104,931.36
  4. Step 4: Simplify right side
    371,233.44x = 58,420,618,625.09
  5. Step 5: Solve for x
    x = 58,420,618,625.09/371,233.44
  6. Step 6: Final answer
    x = 157,368.96

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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.