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Finding the Fourth Proportional to 537,603.60, 806,502.60 and 270,692.40

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Solution

The fourth proportional to 537,603.60, 806,502.60 and 270,692.40 is: 406,087.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,603.60 : 806,502.60 = 270,692.40 : x
  2. Step 2: Convert to fraction form
    537,603.60/806,502.60 = 270,692.40/x
  3. Step 3: Cross multiply
    537,603.60x = 806,502.60 × 270,692.40
  4. Step 4: Simplify right side
    537,603.60x = 218,314,124,400.24
  5. Step 5: Solve for x
    x = 218,314,124,400.24/537,603.60
  6. Step 6: Final answer
    x = 406,087.54

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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.