Home / 654,274.04-903,583.58-450,853.88

Finding the Fourth Proportional to 654,274.04, 903,583.58 and 450,853.88

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Solution

The fourth proportional to 654,274.04, 903,583.58 and 450,853.88 is: 622,650.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,274.04 : 903,583.58 = 450,853.88 : x
  2. Step 2: Convert to fraction form
    654,274.04/903,583.58 = 450,853.88/x
  3. Step 3: Cross multiply
    654,274.04x = 903,583.58 × 450,853.88
  4. Step 4: Simplify right side
    654,274.04x = 407,384,162,947.29
  5. Step 5: Solve for x
    x = 407,384,162,947.29/654,274.04
  6. Step 6: Final answer
    x = 622,650.66

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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.