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Finding the Fourth Proportional to 555,898.66, 767,187.39 and 465,094.42

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Solution

The fourth proportional to 555,898.66, 767,187.39 and 465,094.42 is: 641,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,898.66 : 767,187.39 = 465,094.42 : x
  2. Step 2: Convert to fraction form
    555,898.66/767,187.39 = 465,094.42/x
  3. Step 3: Cross multiply
    555,898.66x = 767,187.39 × 465,094.42
  4. Step 4: Simplify right side
    555,898.66x = 356,814,574,183.36
  5. Step 5: Solve for x
    x = 356,814,574,183.36/555,898.66
  6. Step 6: Final answer
    x = 641,869.82

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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.