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Finding the Fourth Proportional to 350,574, 525,598.56 and 113,775.36

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Solution

The fourth proportional to 350,574, 525,598.56 and 113,775.36 is: 170,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,574 : 525,598.56 = 113,775.36 : x
  2. Step 2: Convert to fraction form
    350,574/525,598.56 = 113,775.36/x
  3. Step 3: Cross multiply
    350,574x = 525,598.56 × 113,775.36
  4. Step 4: Simplify right side
    350,574x = 59,800,165,379.48
  5. Step 5: Solve for x
    x = 59,800,165,379.48/350,574
  6. Step 6: Final answer
    x = 170,577.87

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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.