Home / 835,439.20-1,152,911.92-453,465.88

Finding the Fourth Proportional to 835,439.20, 1,152,911.92 and 453,465.88

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Solution

The fourth proportional to 835,439.20, 1,152,911.92 and 453,465.88 is: 625,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,439.20 : 1,152,911.92 = 453,465.88 : x
  2. Step 2: Convert to fraction form
    835,439.20/1,152,911.92 = 453,465.88/x
  3. Step 3: Cross multiply
    835,439.20x = 1,152,911.92 × 453,465.88
  4. Step 4: Simplify right side
    835,439.20x = 522,806,218,365.29
  5. Step 5: Solve for x
    x = 522,806,218,365.29/835,439.20
  6. Step 6: Final answer
    x = 625,786.08

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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.