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Finding the Fourth Proportional to 737,150.40, 1,104,170.40 and 612,734.40

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Solution

The fourth proportional to 737,150.40, 1,104,170.40 and 612,734.40 is: 917,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,150.40 : 1,104,170.40 = 612,734.40 : x
  2. Step 2: Convert to fraction form
    737,150.40/1,104,170.40 = 612,734.40/x
  3. Step 3: Cross multiply
    737,150.40x = 1,104,170.40 × 612,734.40
  4. Step 4: Simplify right side
    737,150.40x = 676,563,187,541.76
  5. Step 5: Solve for x
    x = 676,563,187,541.76/737,150.40
  6. Step 6: Final answer
    x = 917,808.89

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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.