Home / 628,551.20-944,795.10-616,741.40

Finding the Fourth Proportional to 628,551.20, 944,795.10 and 616,741.40

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Solution

The fourth proportional to 628,551.20, 944,795.10 and 616,741.40 is: 927,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,551.20 : 944,795.10 = 616,741.40 : x
  2. Step 2: Convert to fraction form
    628,551.20/944,795.10 = 616,741.40/x
  3. Step 3: Cross multiply
    628,551.20x = 944,795.10 × 616,741.40
  4. Step 4: Simplify right side
    628,551.20x = 582,694,252,687.14
  5. Step 5: Solve for x
    x = 582,694,252,687.14/628,551.20
  6. Step 6: Final answer
    x = 927,043.42

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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.