Home / 814,042.17-1,123,447.23-451,582.83

Finding the Fourth Proportional to 814,042.17, 1,123,447.23 and 451,582.83

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Solution

The fourth proportional to 814,042.17, 1,123,447.23 and 451,582.83 is: 623,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,042.17 : 1,123,447.23 = 451,582.83 : x
  2. Step 2: Convert to fraction form
    814,042.17/1,123,447.23 = 451,582.83/x
  3. Step 3: Cross multiply
    814,042.17x = 1,123,447.23 × 451,582.83
  4. Step 4: Simplify right side
    814,042.17x = 507,329,479,479.06
  5. Step 5: Solve for x
    x = 507,329,479,479.06/814,042.17
  6. Step 6: Final answer
    x = 623,222.60

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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.