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Finding the Fourth Proportional to 546,107.10, 753,536.43 and 304,336.86

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Solution

The fourth proportional to 546,107.10, 753,536.43 and 304,336.86 is: 419,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,107.10 : 753,536.43 = 304,336.86 : x
  2. Step 2: Convert to fraction form
    546,107.10/753,536.43 = 304,336.86/x
  3. Step 3: Cross multiply
    546,107.10x = 753,536.43 × 304,336.86
  4. Step 4: Simplify right side
    546,107.10x = 229,328,911,001.81
  5. Step 5: Solve for x
    x = 229,328,911,001.81/546,107.10
  6. Step 6: Final answer
    x = 419,933.95

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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.