Home / 835,394.11-1,152,844.73-453,420.97

Finding the Fourth Proportional to 835,394.11, 1,152,844.73 and 453,420.97

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Solution

The fourth proportional to 835,394.11, 1,152,844.73 and 453,420.97 is: 625,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,394.11 : 1,152,844.73 = 453,420.97 : x
  2. Step 2: Convert to fraction form
    835,394.11/1,152,844.73 = 453,420.97/x
  3. Step 3: Cross multiply
    835,394.11x = 1,152,844.73 × 453,420.97
  4. Step 4: Simplify right side
    835,394.11x = 522,723,975,735.99
  5. Step 5: Solve for x
    x = 522,723,975,735.99/835,394.11
  6. Step 6: Final answer
    x = 625,721.40

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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.