Home / 814,034.34-1,123,434.66-451,575.06

Finding the Fourth Proportional to 814,034.34, 1,123,434.66 and 451,575.06

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Solution

The fourth proportional to 814,034.34, 1,123,434.66 and 451,575.06 is: 623,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,034.34 : 1,123,434.66 = 451,575.06 : x
  2. Step 2: Convert to fraction form
    814,034.34/1,123,434.66 = 451,575.06/x
  3. Step 3: Cross multiply
    814,034.34x = 1,123,434.66 × 451,575.06
  4. Step 4: Simplify right side
    814,034.34x = 507,315,073,995.58
  5. Step 5: Solve for x
    x = 507,315,073,995.58/814,034.34
  6. Step 6: Final answer
    x = 623,210.90

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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.