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Finding the Fourth Proportional to 370,367.33, 555,583.81 and 104,130.16

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Solution

The fourth proportional to 370,367.33, 555,583.81 and 104,130.16 is: 156,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,367.33 : 555,583.81 = 104,130.16 : x
  2. Step 2: Convert to fraction form
    370,367.33/555,583.81 = 104,130.16/x
  3. Step 3: Cross multiply
    370,367.33x = 555,583.81 × 104,130.16
  4. Step 4: Simplify right side
    370,367.33x = 57,853,030,768.38
  5. Step 5: Solve for x
    x = 57,853,030,768.38/370,367.33
  6. Step 6: Final answer
    x = 156,204.47

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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.