Home / 448,114.28-618,389.04-244,162.76

Finding the Fourth Proportional to 448,114.28, 618,389.04 and 244,162.76

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Solution

The fourth proportional to 448,114.28, 618,389.04 and 244,162.76 is: 336,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,114.28 : 618,389.04 = 244,162.76 : x
  2. Step 2: Convert to fraction form
    448,114.28/618,389.04 = 244,162.76/x
  3. Step 3: Cross multiply
    448,114.28x = 618,389.04 × 244,162.76
  4. Step 4: Simplify right side
    448,114.28x = 150,987,574,760.15
  5. Step 5: Solve for x
    x = 150,987,574,760.15/448,114.28
  6. Step 6: Final answer
    x = 336,939.89

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Double scale
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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.