Home / 440,177.64-660,266.46-240,389.03

Finding the Fourth Proportional to 440,177.64, 660,266.46 and 240,389.03

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Solution

The fourth proportional to 440,177.64, 660,266.46 and 240,389.03 is: 360,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,177.64 : 660,266.46 = 240,389.03 : x
  2. Step 2: Convert to fraction form
    440,177.64/660,266.46 = 240,389.03/x
  3. Step 3: Cross multiply
    440,177.64x = 660,266.46 × 240,389.03
  4. Step 4: Simplify right side
    440,177.64x = 158,720,810,559.60
  5. Step 5: Solve for x
    x = 158,720,810,559.60/440,177.64
  6. Step 6: Final answer
    x = 360,583.54

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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.