Home / 440,164.14-659,998.34-140,574.30

Finding the Fourth Proportional to 440,164.14, 659,998.34 and 140,574.30

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Solution

The fourth proportional to 440,164.14, 659,998.34 and 140,574.30 is: 210,782.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,164.14 : 659,998.34 = 140,574.30 : x
  2. Step 2: Convert to fraction form
    440,164.14/659,998.34 = 140,574.30/x
  3. Step 3: Cross multiply
    440,164.14x = 659,998.34 × 140,574.30
  4. Step 4: Simplify right side
    440,164.14x = 92,778,803,943.79
  5. Step 5: Solve for x
    x = 92,778,803,943.79/440,164.14
  6. Step 6: Final answer
    x = 210,782.29

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1.5x scale

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.