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Finding the Fourth Proportional to 497,233.80, 745,850.70 and 123,256.80

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Solution

The fourth proportional to 497,233.80, 745,850.70 and 123,256.80 is: 184,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,233.80 : 745,850.70 = 123,256.80 : x
  2. Step 2: Convert to fraction form
    497,233.80/745,850.70 = 123,256.80/x
  3. Step 3: Cross multiply
    497,233.80x = 745,850.70 × 123,256.80
  4. Step 4: Simplify right side
    497,233.80x = 91,931,170,559.76
  5. Step 5: Solve for x
    x = 91,931,170,559.76/497,233.80
  6. Step 6: Final answer
    x = 184,885.20

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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.