Home / 835,693.57-1,153,257.10-453,720.39

Finding the Fourth Proportional to 835,693.57, 1,153,257.10 and 453,720.39

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Solution

The fourth proportional to 835,693.57, 1,153,257.10 and 453,720.39 is: 626,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,693.57 : 1,153,257.10 = 453,720.39 : x
  2. Step 2: Convert to fraction form
    835,693.57/1,153,257.10 = 453,720.39/x
  3. Step 3: Cross multiply
    835,693.57x = 1,153,257.10 × 453,720.39
  4. Step 4: Simplify right side
    835,693.57x = 523,256,261,182.27
  5. Step 5: Solve for x
    x = 523,256,261,182.27/835,693.57
  6. Step 6: Final answer
    x = 626,134.12

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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.