Home / 654,251.04-903,551.76-450,830.88

Finding the Fourth Proportional to 654,251.04, 903,551.76 and 450,830.88

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Solution

The fourth proportional to 654,251.04, 903,551.76 and 450,830.88 is: 622,618.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,251.04 : 903,551.76 = 450,830.88 : x
  2. Step 2: Convert to fraction form
    654,251.04/903,551.76 = 450,830.88/x
  3. Step 3: Cross multiply
    654,251.04x = 903,551.76 × 450,830.88
  4. Step 4: Simplify right side
    654,251.04x = 407,349,035,086.35
  5. Step 5: Solve for x
    x = 407,349,035,086.35/654,251.04
  6. Step 6: Final answer
    x = 622,618.86

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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.