Home / 563,628.24-777,839.04-334,321.56

Finding the Fourth Proportional to 563,628.24, 777,839.04 and 334,321.56

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Solution

The fourth proportional to 563,628.24, 777,839.04 and 334,321.56 is: 461,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,628.24 : 777,839.04 = 334,321.56 : x
  2. Step 2: Convert to fraction form
    563,628.24/777,839.04 = 334,321.56/x
  3. Step 3: Cross multiply
    563,628.24x = 777,839.04 × 334,321.56
  4. Step 4: Simplify right side
    563,628.24x = 260,048,361,281.70
  5. Step 5: Solve for x
    x = 260,048,361,281.70/563,628.24
  6. Step 6: Final answer
    x = 461,382.77

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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.