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Finding the Fourth Proportional to 546,085.88, 753,602.01 and 304,383.78

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Solution

The fourth proportional to 546,085.88, 753,602.01 and 304,383.78 is: 420,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,085.88 : 753,602.01 = 304,383.78 : x
  2. Step 2: Convert to fraction form
    546,085.88/753,602.01 = 304,383.78/x
  3. Step 3: Cross multiply
    546,085.88x = 753,602.01 × 304,383.78
  4. Step 4: Simplify right side
    546,085.88x = 229,384,224,651.39
  5. Step 5: Solve for x
    x = 229,384,224,651.39/546,085.88
  6. Step 6: Final answer
    x = 420,051.56

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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.