Home / 835,186.74-1,152,560.84-453,213.56

Finding the Fourth Proportional to 835,186.74, 1,152,560.84 and 453,213.56

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Solution

The fourth proportional to 835,186.74, 1,152,560.84 and 453,213.56 is: 625,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,186.74 : 1,152,560.84 = 453,213.56 : x
  2. Step 2: Convert to fraction form
    835,186.74/1,152,560.84 = 453,213.56/x
  3. Step 3: Cross multiply
    835,186.74x = 1,152,560.84 × 453,213.56
  4. Step 4: Simplify right side
    835,186.74x = 522,356,193,384.12
  5. Step 5: Solve for x
    x = 522,356,193,384.12/835,186.74
  6. Step 6: Final answer
    x = 625,436.41

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Double scale
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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.