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Finding the Fourth Proportional to 370,466.49, 555,109.25 and 237,237.15

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Solution

The fourth proportional to 370,466.49, 555,109.25 and 237,237.15 is: 355,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,466.49 : 555,109.25 = 237,237.15 : x
  2. Step 2: Convert to fraction form
    370,466.49/555,109.25 = 237,237.15/x
  3. Step 3: Cross multiply
    370,466.49x = 555,109.25 × 237,237.15
  4. Step 4: Simplify right side
    370,466.49x = 131,692,535,222.45
  5. Step 5: Solve for x
    x = 131,692,535,222.45/370,466.49
  6. Step 6: Final answer
    x = 355,477.59

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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.