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Finding the Fourth Proportional to 507,462.74, 700,292.66 and 274,885.29

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Solution

The fourth proportional to 507,462.74, 700,292.66 and 274,885.29 is: 379,338.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,462.74 : 700,292.66 = 274,885.29 : x
  2. Step 2: Convert to fraction form
    507,462.74/700,292.66 = 274,885.29/x
  3. Step 3: Cross multiply
    507,462.74x = 700,292.66 × 274,885.29
  4. Step 4: Simplify right side
    507,462.74x = 192,500,149,554.55
  5. Step 5: Solve for x
    x = 192,500,149,554.55/507,462.74
  6. Step 6: Final answer
    x = 379,338.49

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1.5x scale

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.