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Finding the Fourth Proportional to 367,737, 507,140.10 and 238,540.92

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Solution

The fourth proportional to 367,737, 507,140.10 and 238,540.92 is: 328,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,737 : 507,140.10 = 238,540.92 : x
  2. Step 2: Convert to fraction form
    367,737/507,140.10 = 238,540.92/x
  3. Step 3: Cross multiply
    367,737x = 507,140.10 × 238,540.92
  4. Step 4: Simplify right side
    367,737x = 120,973,666,022.89
  5. Step 5: Solve for x
    x = 120,973,666,022.89/367,737
  6. Step 6: Final answer
    x = 328,967.89

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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.