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Finding the Fourth Proportional to 545,044.44, 752,196.68 and 303,326.28

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Solution

The fourth proportional to 545,044.44, 752,196.68 and 303,326.28 is: 418,609.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,044.44 : 752,196.68 = 303,326.28 : x
  2. Step 2: Convert to fraction form
    545,044.44/752,196.68 = 303,326.28/x
  3. Step 3: Cross multiply
    545,044.44x = 752,196.68 × 303,326.28
  4. Step 4: Simplify right side
    545,044.44x = 228,161,020,772.75
  5. Step 5: Solve for x
    x = 228,161,020,772.75/545,044.44
  6. Step 6: Final answer
    x = 418,609.94

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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.