Home / 381,304.30-525,981.32-237,815.23

Finding the Fourth Proportional to 381,304.30, 525,981.32 and 237,815.23

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Solution

The fourth proportional to 381,304.30, 525,981.32 and 237,815.23 is: 328,048.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,304.30 : 525,981.32 = 237,815.23 : x
  2. Step 2: Convert to fraction form
    381,304.30/525,981.32 = 237,815.23/x
  3. Step 3: Cross multiply
    381,304.30x = 525,981.32 × 237,815.23
  4. Step 4: Simplify right side
    381,304.30x = 125,086,367,402.43
  5. Step 5: Solve for x
    x = 125,086,367,402.43/381,304.30
  6. Step 6: Final answer
    x = 328,048.67

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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.