Home / 448,256.36-618,615.68-252,084.59

Finding the Fourth Proportional to 448,256.36, 618,615.68 and 252,084.59

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Solution

The fourth proportional to 448,256.36, 618,615.68 and 252,084.59 is: 347,889.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,256.36 : 618,615.68 = 252,084.59 : x
  2. Step 2: Convert to fraction form
    448,256.36/618,615.68 = 252,084.59/x
  3. Step 3: Cross multiply
    448,256.36x = 618,615.68 × 252,084.59
  4. Step 4: Simplify right side
    448,256.36x = 155,943,479,444.65
  5. Step 5: Solve for x
    x = 155,943,479,444.65/448,256.36
  6. Step 6: Final answer
    x = 347,889.05

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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.