Home / 835,712.07-1,153,282.62-453,738.90

Finding the Fourth Proportional to 835,712.07, 1,153,282.62 and 453,738.90

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Solution

The fourth proportional to 835,712.07, 1,153,282.62 and 453,738.90 is: 626,159.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,712.07 : 1,153,282.62 = 453,738.90 : x
  2. Step 2: Convert to fraction form
    835,712.07/1,153,282.62 = 453,738.90/x
  3. Step 3: Cross multiply
    835,712.07x = 1,153,282.62 × 453,738.90
  4. Step 4: Simplify right side
    835,712.07x = 523,289,187,387.92
  5. Step 5: Solve for x
    x = 523,289,187,387.92/835,712.07
  6. Step 6: Final answer
    x = 626,159.66

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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.