Home / 814,575.84-1,124,060.64-451,976.72

Finding the Fourth Proportional to 814,575.84, 1,124,060.64 and 451,976.72

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Solution

The fourth proportional to 814,575.84, 1,124,060.64 and 451,976.72 is: 623,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,575.84 : 1,124,060.64 = 451,976.72 : x
  2. Step 2: Convert to fraction form
    814,575.84/1,124,060.64 = 451,976.72/x
  3. Step 3: Cross multiply
    814,575.84x = 1,124,060.64 × 451,976.72
  4. Step 4: Simplify right side
    814,575.84x = 508,049,241,148.30
  5. Step 5: Solve for x
    x = 508,049,241,148.30/814,575.84
  6. Step 6: Final answer
    x = 623,697.90

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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.