Home / 814,381.44-1,123,853.16-451,829.08

Finding the Fourth Proportional to 814,381.44, 1,123,853.16 and 451,829.08

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Solution

The fourth proportional to 814,381.44, 1,123,853.16 and 451,829.08 is: 623,527.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,381.44 : 1,123,853.16 = 451,829.08 : x
  2. Step 2: Convert to fraction form
    814,381.44/1,123,853.16 = 451,829.08/x
  3. Step 3: Cross multiply
    814,381.44x = 1,123,853.16 × 451,829.08
  4. Step 4: Simplify right side
    814,381.44x = 507,789,539,337.89
  5. Step 5: Solve for x
    x = 507,789,539,337.89/814,381.44
  6. Step 6: Final answer
    x = 623,527.89

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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.