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Finding the Fourth Proportional to 554,614.00, 832,012.90 and 194,691.49

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Solution

The fourth proportional to 554,614.00, 832,012.90 and 194,691.49 is: 292,069.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,614.00 : 832,012.90 = 194,691.49 : x
  2. Step 2: Convert to fraction form
    554,614.00/832,012.90 = 194,691.49/x
  3. Step 3: Cross multiply
    554,614.00x = 832,012.90 × 194,691.49
  4. Step 4: Simplify right side
    554,614.00x = 161,985,828,633.46
  5. Step 5: Solve for x
    x = 161,985,828,633.46/554,614.00
  6. Step 6: Final answer
    x = 292,069.49

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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.