Home / 923,991.72-1,275,095.12-516,099.35

Finding the Fourth Proportional to 923,991.72, 1,275,095.12 and 516,099.35

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Solution

The fourth proportional to 923,991.72, 1,275,095.12 and 516,099.35 is: 712,209.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,991.72 : 1,275,095.12 = 516,099.35 : x
  2. Step 2: Convert to fraction form
    923,991.72/1,275,095.12 = 516,099.35/x
  3. Step 3: Cross multiply
    923,991.72x = 1,275,095.12 × 516,099.35
  4. Step 4: Simplify right side
    923,991.72x = 658,075,753,664.20
  5. Step 5: Solve for x
    x = 658,075,753,664.20/923,991.72
  6. Step 6: Final answer
    x = 712,209.58

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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.