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Finding the Fourth Proportional to 546,109.58, 753,657.10 and 304,393.88

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Solution

The fourth proportional to 546,109.58, 753,657.10 and 304,393.88 is: 420,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,109.58 : 753,657.10 = 304,393.88 : x
  2. Step 2: Convert to fraction form
    546,109.58/753,657.10 = 304,393.88/x
  3. Step 3: Cross multiply
    546,109.58x = 753,657.10 × 304,393.88
  4. Step 4: Simplify right side
    546,109.58x = 229,408,608,858.55
  5. Step 5: Solve for x
    x = 229,408,608,858.55/546,109.58
  6. Step 6: Final answer
    x = 420,077.98

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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.