Home / 677,260.60-1,018,233.30-633,407.80

Finding the Fourth Proportional to 677,260.60, 1,018,233.30 and 633,407.80

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Solution

The fourth proportional to 677,260.60, 1,018,233.30 and 633,407.80 is: 952,302.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,260.60 : 1,018,233.30 = 633,407.80 : x
  2. Step 2: Convert to fraction form
    677,260.60/1,018,233.30 = 633,407.80/x
  3. Step 3: Cross multiply
    677,260.60x = 1,018,233.30 × 633,407.80
  4. Step 4: Simplify right side
    677,260.60x = 644,956,914,439.74
  5. Step 5: Solve for x
    x = 644,956,914,439.74/677,260.60
  6. Step 6: Final answer
    x = 952,302.43

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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.