Home / 560,723.40-773,771.27-318,983.22

Finding the Fourth Proportional to 560,723.40, 773,771.27 and 318,983.22

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Solution

The fourth proportional to 560,723.40, 773,771.27 and 318,983.22 is: 440,181.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,723.40 : 773,771.27 = 318,983.22 : x
  2. Step 2: Convert to fraction form
    560,723.40/773,771.27 = 318,983.22/x
  3. Step 3: Cross multiply
    560,723.40x = 773,771.27 × 318,983.22
  4. Step 4: Simplify right side
    560,723.40x = 246,820,049,653.17
  5. Step 5: Solve for x
    x = 246,820,049,653.17/560,723.40
  6. Step 6: Final answer
    x = 440,181.47

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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.