Home / 835,406.66-1,152,862.50-453,433.61

Finding the Fourth Proportional to 835,406.66, 1,152,862.50 and 453,433.61

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Solution

The fourth proportional to 835,406.66, 1,152,862.50 and 453,433.61 is: 625,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,406.66 : 1,152,862.50 = 453,433.61 : x
  2. Step 2: Convert to fraction form
    835,406.66/1,152,862.50 = 453,433.61/x
  3. Step 3: Cross multiply
    835,406.66x = 1,152,862.50 × 453,433.61
  4. Step 4: Simplify right side
    835,406.66x = 522,746,605,208.63
  5. Step 5: Solve for x
    x = 522,746,605,208.63/835,406.66
  6. Step 6: Final answer
    x = 625,739.09

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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.