Home / 835,369.77-1,152,811.40-453,396.60

Finding the Fourth Proportional to 835,369.77, 1,152,811.40 and 453,396.60

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Solution

The fourth proportional to 835,369.77, 1,152,811.40 and 453,396.60 is: 625,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,369.77 : 1,152,811.40 = 453,396.60 : x
  2. Step 2: Convert to fraction form
    835,369.77/1,152,811.40 = 453,396.60/x
  3. Step 3: Cross multiply
    835,369.77x = 1,152,811.40 × 453,396.60
  4. Step 4: Simplify right side
    835,369.77x = 522,680,766,934.26
  5. Step 5: Solve for x
    x = 522,680,766,934.26/835,369.77
  6. Step 6: Final answer
    x = 625,687.91

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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.