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Finding the Fourth Proportional to 436,713.54, 602,692.16 and 264,646.57

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Solution

The fourth proportional to 436,713.54, 602,692.16 and 264,646.57 is: 365,228.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,713.54 : 602,692.16 = 264,646.57 : x
  2. Step 2: Convert to fraction form
    436,713.54/602,692.16 = 264,646.57/x
  3. Step 3: Cross multiply
    436,713.54x = 602,692.16 × 264,646.57
  4. Step 4: Simplify right side
    436,713.54x = 159,500,412,909.89
  5. Step 5: Solve for x
    x = 159,500,412,909.89/436,713.54
  6. Step 6: Final answer
    x = 365,228.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.