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Finding the Fourth Proportional to 554,484.42, 831,829.50 and 175,500.54

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Solution

The fourth proportional to 554,484.42, 831,829.50 and 175,500.54 is: 263,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,484.42 : 831,829.50 = 175,500.54 : x
  2. Step 2: Convert to fraction form
    554,484.42/831,829.50 = 175,500.54/x
  3. Step 3: Cross multiply
    554,484.42x = 831,829.50 × 175,500.54
  4. Step 4: Simplify right side
    554,484.42x = 145,986,526,437.93
  5. Step 5: Solve for x
    x = 145,986,526,437.93/554,484.42
  6. Step 6: Final answer
    x = 263,283.37

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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.