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Finding the Fourth Proportional to 370,570.56, 555,888.64 and 104,333.36

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Solution

The fourth proportional to 370,570.56, 555,888.64 and 104,333.36 is: 156,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,570.56 : 555,888.64 = 104,333.36 : x
  2. Step 2: Convert to fraction form
    370,570.56/555,888.64 = 104,333.36/x
  3. Step 3: Cross multiply
    370,570.56x = 555,888.64 × 104,333.36
  4. Step 4: Simplify right side
    370,570.56x = 57,997,729,597.03
  5. Step 5: Solve for x
    x = 57,997,729,597.03/370,570.56
  6. Step 6: Final answer
    x = 156,509.27

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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.