Home / 835,391.61-1,152,841.28-453,418.47

Finding the Fourth Proportional to 835,391.61, 1,152,841.28 and 453,418.47

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Solution

The fourth proportional to 835,391.61, 1,152,841.28 and 453,418.47 is: 625,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,391.61 : 1,152,841.28 = 453,418.47 : x
  2. Step 2: Convert to fraction form
    835,391.61/1,152,841.28 = 453,418.47/x
  3. Step 3: Cross multiply
    835,391.61x = 1,152,841.28 × 453,418.47
  4. Step 4: Simplify right side
    835,391.61x = 522,719,527,063.35
  5. Step 5: Solve for x
    x = 522,719,527,063.35/835,391.61
  6. Step 6: Final answer
    x = 625,717.95

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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.