Home / 583,664.40-876,152.70-451,132.20

Finding the Fourth Proportional to 583,664.40, 876,152.70 and 451,132.20

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Solution

The fourth proportional to 583,664.40, 876,152.70 and 451,132.20 is: 677,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,664.40 : 876,152.70 = 451,132.20 : x
  2. Step 2: Convert to fraction form
    583,664.40/876,152.70 = 451,132.20/x
  3. Step 3: Cross multiply
    583,664.40x = 876,152.70 × 451,132.20
  4. Step 4: Simplify right side
    583,664.40x = 395,260,695,086.94
  5. Step 5: Solve for x
    x = 395,260,695,086.94/583,664.40
  6. Step 6: Final answer
    x = 677,205.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.