Home / 987,061.23-1,362,144.96-534,352.23

Finding the Fourth Proportional to 987,061.23, 1,362,144.96 and 534,352.23

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Solution

The fourth proportional to 987,061.23, 1,362,144.96 and 534,352.23 is: 737,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,061.23 : 1,362,144.96 = 534,352.23 : x
  2. Step 2: Convert to fraction form
    987,061.23/1,362,144.96 = 534,352.23/x
  3. Step 3: Cross multiply
    987,061.23x = 1,362,144.96 × 534,352.23
  4. Step 4: Simplify right side
    987,061.23x = 727,865,196,959.26
  5. Step 5: Solve for x
    x = 727,865,196,959.26/987,061.23
  6. Step 6: Final answer
    x = 737,406.33

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1.5x scale

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.