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Finding the Fourth Proportional to 554,600.82, 765,349.64 and 299,952.00

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Solution

The fourth proportional to 554,600.82, 765,349.64 and 299,952.00 is: 413,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,600.82 : 765,349.64 = 299,952.00 : x
  2. Step 2: Convert to fraction form
    554,600.82/765,349.64 = 299,952.00/x
  3. Step 3: Cross multiply
    554,600.82x = 765,349.64 × 299,952.00
  4. Step 4: Simplify right side
    554,600.82x = 229,568,155,630.89
  5. Step 5: Solve for x
    x = 229,568,155,630.89/554,600.82
  6. Step 6: Final answer
    x = 413,934.04

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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.