Home / 628,426.20-944,607.60-616,616.40

Finding the Fourth Proportional to 628,426.20, 944,607.60 and 616,616.40

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Solution

The fourth proportional to 628,426.20, 944,607.60 and 616,616.40 is: 926,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,426.20 : 944,607.60 = 616,616.40 : x
  2. Step 2: Convert to fraction form
    628,426.20/944,607.60 = 616,616.40/x
  3. Step 3: Cross multiply
    628,426.20x = 944,607.60 × 616,616.40
  4. Step 4: Simplify right side
    628,426.20x = 582,460,537,724.64
  5. Step 5: Solve for x
    x = 582,460,537,724.64/628,426.20
  6. Step 6: Final answer
    x = 926,855.91

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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.