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Finding the Fourth Proportional to 546,014.32, 753,521.54 and 304,294.73

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Solution

The fourth proportional to 546,014.32, 753,521.54 and 304,294.73 is: 419,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,014.32 : 753,521.54 = 304,294.73 : x
  2. Step 2: Convert to fraction form
    546,014.32/753,521.54 = 304,294.73/x
  3. Step 3: Cross multiply
    546,014.32x = 753,521.54 × 304,294.73
  4. Step 4: Simplify right side
    546,014.32x = 229,292,628,274.40
  5. Step 5: Solve for x
    x = 229,292,628,274.40/546,014.32
  6. Step 6: Final answer
    x = 419,938.86

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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.