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Finding the Fourth Proportional to 423,225.51, 584,049.60 and 232,242.09

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Solution

The fourth proportional to 423,225.51, 584,049.60 and 232,242.09 is: 320,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,225.51 : 584,049.60 = 232,242.09 : x
  2. Step 2: Convert to fraction form
    423,225.51/584,049.60 = 232,242.09/x
  3. Step 3: Cross multiply
    423,225.51x = 584,049.60 × 232,242.09
  4. Step 4: Simplify right side
    423,225.51x = 135,640,899,767.66
  5. Step 5: Solve for x
    x = 135,640,899,767.66/423,225.51
  6. Step 6: Final answer
    x = 320,493.20

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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.