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Finding the Fourth Proportional to 423,333.44, 584,049.33 and 251,119.49

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Solution

The fourth proportional to 423,333.44, 584,049.33 and 251,119.49 is: 346,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,333.44 : 584,049.33 = 251,119.49 : x
  2. Step 2: Convert to fraction form
    423,333.44/584,049.33 = 251,119.49/x
  3. Step 3: Cross multiply
    423,333.44x = 584,049.33 × 251,119.49
  4. Step 4: Simplify right side
    423,333.44x = 146,666,167,482.62
  5. Step 5: Solve for x
    x = 146,666,167,482.62/423,333.44
  6. Step 6: Final answer
    x = 346,455.43

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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.