Home / 856,035.66-1,181,282.10-468,775.91

Finding the Fourth Proportional to 856,035.66, 1,181,282.10 and 468,775.91

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Solution

The fourth proportional to 856,035.66, 1,181,282.10 and 468,775.91 is: 646,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,035.66 : 1,181,282.10 = 468,775.91 : x
  2. Step 2: Convert to fraction form
    856,035.66/1,181,282.10 = 468,775.91/x
  3. Step 3: Cross multiply
    856,035.66x = 1,181,282.10 × 468,775.91
  4. Step 4: Simplify right side
    856,035.66x = 553,756,585,487.80
  5. Step 5: Solve for x
    x = 553,756,585,487.80/856,035.66
  6. Step 6: Final answer
    x = 646,884.95

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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.