Home / 696,511.20-961,017.60-441,769.44

Finding the Fourth Proportional to 696,511.20, 961,017.60 and 441,769.44

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Solution

The fourth proportional to 696,511.20, 961,017.60 and 441,769.44 is: 609,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,511.20 : 961,017.60 = 441,769.44 : x
  2. Step 2: Convert to fraction form
    696,511.20/961,017.60 = 441,769.44/x
  3. Step 3: Cross multiply
    696,511.20x = 961,017.60 × 441,769.44
  4. Step 4: Simplify right side
    696,511.20x = 424,548,206,982.14
  5. Step 5: Solve for x
    x = 424,548,206,982.14/696,511.20
  6. Step 6: Final answer
    x = 609,535.36

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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.