Home / 835,561.71-1,153,073.88-453,588.66

Finding the Fourth Proportional to 835,561.71, 1,153,073.88 and 453,588.66

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Solution

The fourth proportional to 835,561.71, 1,153,073.88 and 453,588.66 is: 625,951.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,561.71 : 1,153,073.88 = 453,588.66 : x
  2. Step 2: Convert to fraction form
    835,561.71/1,153,073.88 = 453,588.66/x
  3. Step 3: Cross multiply
    835,561.71x = 1,153,073.88 × 453,588.66
  4. Step 4: Simplify right side
    835,561.71x = 523,021,236,110.20
  5. Step 5: Solve for x
    x = 523,021,236,110.20/835,561.71
  6. Step 6: Final answer
    x = 625,951.66

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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.