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Finding the Fourth Proportional to 448,124.25, 618,404.13 and 244,177.59

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Solution

The fourth proportional to 448,124.25, 618,404.13 and 244,177.59 is: 336,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,124.25 : 618,404.13 = 244,177.59 : x
  2. Step 2: Convert to fraction form
    448,124.25/618,404.13 = 244,177.59/x
  3. Step 3: Cross multiply
    448,124.25x = 618,404.13 × 244,177.59
  4. Step 4: Simplify right side
    448,124.25x = 151,000,430,109.45
  5. Step 5: Solve for x
    x = 151,000,430,109.45/448,124.25
  6. Step 6: Final answer
    x = 336,961.08

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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.