Home / 987,537.44-1,362,800.40-534,830.24

Finding the Fourth Proportional to 987,537.44, 1,362,800.40 and 534,830.24

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Solution

The fourth proportional to 987,537.44, 1,362,800.40 and 534,830.24 is: 738,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,537.44 : 1,362,800.40 = 534,830.24 : x
  2. Step 2: Convert to fraction form
    987,537.44/1,362,800.40 = 534,830.24/x
  3. Step 3: Cross multiply
    987,537.44x = 1,362,800.40 × 534,830.24
  4. Step 4: Simplify right side
    987,537.44x = 728,866,865,004.10
  5. Step 5: Solve for x
    x = 728,866,865,004.10/987,537.44
  6. Step 6: Final answer
    x = 738,065.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.