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Finding the Fourth Proportional to 546,612.54, 754,326.42 and 304,888.86

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Solution

The fourth proportional to 546,612.54, 754,326.42 and 304,888.86 is: 420,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,612.54 : 754,326.42 = 304,888.86 : x
  2. Step 2: Convert to fraction form
    546,612.54/754,326.42 = 304,888.86/x
  3. Step 3: Cross multiply
    546,612.54x = 754,326.42 × 304,888.86
  4. Step 4: Simplify right side
    546,612.54x = 229,985,722,261.68
  5. Step 5: Solve for x
    x = 229,985,722,261.68/546,612.54
  6. Step 6: Final answer
    x = 420,747.25

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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.