Home / 1,623.07-2,434.37-527.45

Finding the Fourth Proportional to 1,623.07, 2,434.37 and 527.45

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Solution

The fourth proportional to 1,623.07, 2,434.37 and 527.45 is: 791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.07 : 2,434.37 = 527.45 : x
  2. Step 2: Convert to fraction form
    1,623.07/2,434.37 = 527.45/x
  3. Step 3: Cross multiply
    1,623.07x = 2,434.37 × 527.45
  4. Step 4: Simplify right side
    1,623.07x = 1,284,008.46
  5. Step 5: Solve for x
    x = 1,284,008.46/1,623.07
  6. Step 6: Final answer
    x = 791.10

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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.