Home / 987,053.22-1,362,133.91-534,344.22

Finding the Fourth Proportional to 987,053.22, 1,362,133.91 and 534,344.22

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Solution

The fourth proportional to 987,053.22, 1,362,133.91 and 534,344.22 is: 737,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,053.22 : 1,362,133.91 = 534,344.22 : x
  2. Step 2: Convert to fraction form
    987,053.22/1,362,133.91 = 534,344.22/x
  3. Step 3: Cross multiply
    987,053.22x = 1,362,133.91 × 534,344.22
  4. Step 4: Simplify right side
    987,053.22x = 727,848,381,674.50
  5. Step 5: Solve for x
    x = 727,848,381,674.50/987,053.22
  6. Step 6: Final answer
    x = 737,395.28

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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.