Home / 835,404.62-1,152,827.49-453,423.20

Finding the Fourth Proportional to 835,404.62, 1,152,827.49 and 453,423.20

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Solution

The fourth proportional to 835,404.62, 1,152,827.49 and 453,423.20 is: 625,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,404.62 : 1,152,827.49 = 453,423.20 : x
  2. Step 2: Convert to fraction form
    835,404.62/1,152,827.49 = 453,423.20/x
  3. Step 3: Cross multiply
    835,404.62x = 1,152,827.49 × 453,423.20
  4. Step 4: Simplify right side
    835,404.62x = 522,718,729,563.77
  5. Step 5: Solve for x
    x = 522,718,729,563.77/835,404.62
  6. Step 6: Final answer
    x = 625,707.25

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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.