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Finding the Fourth Proportional to 536,357.79, 804,544.02 and 137,001.87

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Solution

The fourth proportional to 536,357.79, 804,544.02 and 137,001.87 is: 205,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,357.79 : 804,544.02 = 137,001.87 : x
  2. Step 2: Convert to fraction form
    536,357.79/804,544.02 = 137,001.87/x
  3. Step 3: Cross multiply
    536,357.79x = 804,544.02 × 137,001.87
  4. Step 4: Simplify right side
    536,357.79x = 110,224,035,237.32
  5. Step 5: Solve for x
    x = 110,224,035,237.32/536,357.79
  6. Step 6: Final answer
    x = 205,504.68

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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.