Home / 484,941.33-669,218.57-281,110.29

Finding the Fourth Proportional to 484,941.33, 669,218.57 and 281,110.29

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Solution

The fourth proportional to 484,941.33, 669,218.57 and 281,110.29 is: 387,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,941.33 : 669,218.57 = 281,110.29 : x
  2. Step 2: Convert to fraction form
    484,941.33/669,218.57 = 281,110.29/x
  3. Step 3: Cross multiply
    484,941.33x = 669,218.57 × 281,110.29
  4. Step 4: Simplify right side
    484,941.33x = 188,124,226,286.09
  5. Step 5: Solve for x
    x = 188,124,226,286.09/484,941.33
  6. Step 6: Final answer
    x = 387,931.93

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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.