Home / 448,789.33-619,326.32-255,197.06

Finding the Fourth Proportional to 448,789.33, 619,326.32 and 255,197.06

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Solution

The fourth proportional to 448,789.33, 619,326.32 and 255,197.06 is: 352,170.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,789.33 : 619,326.32 = 255,197.06 : x
  2. Step 2: Convert to fraction form
    448,789.33/619,326.32 = 255,197.06/x
  3. Step 3: Cross multiply
    448,789.33x = 619,326.32 × 255,197.06
  4. Step 4: Simplify right side
    448,789.33x = 158,050,253,688.10
  5. Step 5: Solve for x
    x = 158,050,253,688.10/448,789.33
  6. Step 6: Final answer
    x = 352,170.26

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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.