Home / 835,507.62-1,153,021.41-453,534.39

Finding the Fourth Proportional to 835,507.62, 1,153,021.41 and 453,534.39

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Solution

The fourth proportional to 835,507.62, 1,153,021.41 and 453,534.39 is: 625,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,507.62 : 1,153,021.41 = 453,534.39 : x
  2. Step 2: Convert to fraction form
    835,507.62/1,153,021.41 = 453,534.39/x
  3. Step 3: Cross multiply
    835,507.62x = 1,153,021.41 × 453,534.39
  4. Step 4: Simplify right side
    835,507.62x = 522,934,861,841.29
  5. Step 5: Solve for x
    x = 522,934,861,841.29/835,507.62
  6. Step 6: Final answer
    x = 625,888.80

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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.