Home / 1,526.54-2,289.96-415.97

Finding the Fourth Proportional to 1,526.54, 2,289.96 and 415.97

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Solution

The fourth proportional to 1,526.54, 2,289.96 and 415.97 is: 624.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.54 : 2,289.96 = 415.97 : x
  2. Step 2: Convert to fraction form
    1,526.54/2,289.96 = 415.97/x
  3. Step 3: Cross multiply
    1,526.54x = 2,289.96 × 415.97
  4. Step 4: Simplify right side
    1,526.54x = 952,554.66
  5. Step 5: Solve for x
    x = 952,554.66/1,526.54
  6. Step 6: Final answer
    x = 624.00

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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.