Home / 554,867.57-765,635.15-336,962.93

Finding the Fourth Proportional to 554,867.57, 765,635.15 and 336,962.93

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Solution

The fourth proportional to 554,867.57, 765,635.15 and 336,962.93 is: 464,958.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,867.57 : 765,635.15 = 336,962.93 : x
  2. Step 2: Convert to fraction form
    554,867.57/765,635.15 = 336,962.93/x
  3. Step 3: Cross multiply
    554,867.57x = 765,635.15 × 336,962.93
  4. Step 4: Simplify right side
    554,867.57x = 257,990,660,469.22
  5. Step 5: Solve for x
    x = 257,990,660,469.22/554,867.57
  6. Step 6: Final answer
    x = 464,958.98

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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.