Home / 616,925.80-851,170.98-362,132.20

Finding the Fourth Proportional to 616,925.80, 851,170.98 and 362,132.20

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Solution

The fourth proportional to 616,925.80, 851,170.98 and 362,132.20 is: 499,632.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,925.80 : 851,170.98 = 362,132.20 : x
  2. Step 2: Convert to fraction form
    616,925.80/851,170.98 = 362,132.20/x
  3. Step 3: Cross multiply
    616,925.80x = 851,170.98 × 362,132.20
  4. Step 4: Simplify right side
    616,925.80x = 308,236,419,563.56
  5. Step 5: Solve for x
    x = 308,236,419,563.56/616,925.80
  6. Step 6: Final answer
    x = 499,632.89

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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.