Home / 835,369.65-1,152,811.22-453,396.48

Finding the Fourth Proportional to 835,369.65, 1,152,811.22 and 453,396.48

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Solution

The fourth proportional to 835,369.65, 1,152,811.22 and 453,396.48 is: 625,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,369.65 : 1,152,811.22 = 453,396.48 : x
  2. Step 2: Convert to fraction form
    835,369.65/1,152,811.22 = 453,396.48/x
  3. Step 3: Cross multiply
    835,369.65x = 1,152,811.22 × 453,396.48
  4. Step 4: Simplify right side
    835,369.65x = 522,680,544,621.94
  5. Step 5: Solve for x
    x = 522,680,544,621.94/835,369.65
  6. Step 6: Final answer
    x = 625,687.74

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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.