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Finding the Fourth Proportional to 544,634.10, 816,951.15 and 404,666.10

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Solution

The fourth proportional to 544,634.10, 816,951.15 and 404,666.10 is: 606,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,634.10 : 816,951.15 = 404,666.10 : x
  2. Step 2: Convert to fraction form
    544,634.10/816,951.15 = 404,666.10/x
  3. Step 3: Cross multiply
    544,634.10x = 816,951.15 × 404,666.10
  4. Step 4: Simplify right side
    544,634.10x = 330,592,435,761.02
  5. Step 5: Solve for x
    x = 330,592,435,761.02/544,634.10
  6. Step 6: Final answer
    x = 606,999.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.