Home / 835,873.83-1,153,489.41-491,746.95

Finding the Fourth Proportional to 835,873.83, 1,153,489.41 and 491,746.95

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Solution

The fourth proportional to 835,873.83, 1,153,489.41 and 491,746.95 is: 678,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,873.83 : 1,153,489.41 = 491,746.95 : x
  2. Step 2: Convert to fraction form
    835,873.83/1,153,489.41 = 491,746.95/x
  3. Step 3: Cross multiply
    835,873.83x = 1,153,489.41 × 491,746.95
  4. Step 4: Simplify right side
    835,873.83x = 567,224,899,224.80
  5. Step 5: Solve for x
    x = 567,224,899,224.80/835,873.83
  6. Step 6: Final answer
    x = 678,601.10

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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.