Home / 448,142.32-618,428.40-244,195.02

Finding the Fourth Proportional to 448,142.32, 618,428.40 and 244,195.02

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Solution

The fourth proportional to 448,142.32, 618,428.40 and 244,195.02 is: 336,984.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,142.32 : 618,428.40 = 244,195.02 : x
  2. Step 2: Convert to fraction form
    448,142.32/618,428.40 = 244,195.02/x
  3. Step 3: Cross multiply
    448,142.32x = 618,428.40 × 244,195.02
  4. Step 4: Simplify right side
    448,142.32x = 151,017,135,506.57
  5. Step 5: Solve for x
    x = 151,017,135,506.57/448,142.32
  6. Step 6: Final answer
    x = 336,984.77

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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.