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Finding the Fourth Proportional to 555,009.40, 832,514.10 and 200,059.30

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Solution

The fourth proportional to 555,009.40, 832,514.10 and 200,059.30 is: 300,088.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,009.40 : 832,514.10 = 200,059.30 : x
  2. Step 2: Convert to fraction form
    555,009.40/832,514.10 = 200,059.30/x
  3. Step 3: Cross multiply
    555,009.40x = 832,514.10 × 200,059.30
  4. Step 4: Simplify right side
    555,009.40x = 166,552,188,086.13
  5. Step 5: Solve for x
    x = 166,552,188,086.13/555,009.40
  6. Step 6: Final answer
    x = 300,088.95

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Similar ratio
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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.