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Finding the Fourth Proportional to 555,001.40, 832,502.10 and 200,051.30

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Solution

The fourth proportional to 555,001.40, 832,502.10 and 200,051.30 is: 300,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,001.40 : 832,502.10 = 200,051.30 : x
  2. Step 2: Convert to fraction form
    555,001.40/832,502.10 = 200,051.30/x
  3. Step 3: Cross multiply
    555,001.40x = 832,502.10 × 200,051.30
  4. Step 4: Simplify right side
    555,001.40x = 166,543,127,357.73
  5. Step 5: Solve for x
    x = 166,543,127,357.73/555,001.40
  6. Step 6: Final answer
    x = 300,076.95

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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.