Home / 835,209.20-1,152,591.72-453,235.88

Finding the Fourth Proportional to 835,209.20, 1,152,591.72 and 453,235.88

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Solution

The fourth proportional to 835,209.20, 1,152,591.72 and 453,235.88 is: 625,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,209.20 : 1,152,591.72 = 453,235.88 : x
  2. Step 2: Convert to fraction form
    835,209.20/1,152,591.72 = 453,235.88/x
  3. Step 3: Cross multiply
    835,209.20x = 1,152,591.72 × 453,235.88
  4. Step 4: Simplify right side
    835,209.20x = 522,395,916,731.96
  5. Step 5: Solve for x
    x = 522,395,916,731.96/835,209.20
  6. Step 6: Final answer
    x = 625,467.15

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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.