Home / 374,076.75-516,225.92-204,311.28

Finding the Fourth Proportional to 374,076.75, 516,225.92 and 204,311.28

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Solution

The fourth proportional to 374,076.75, 516,225.92 and 204,311.28 is: 281,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,076.75 : 516,225.92 = 204,311.28 : x
  2. Step 2: Convert to fraction form
    374,076.75/516,225.92 = 204,311.28/x
  3. Step 3: Cross multiply
    374,076.75x = 516,225.92 × 204,311.28
  4. Step 4: Simplify right side
    374,076.75x = 105,470,778,484.38
  5. Step 5: Solve for x
    x = 105,470,778,484.38/374,076.75
  6. Step 6: Final answer
    x = 281,949.57

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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.