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Finding the Fourth Proportional to 409,994.34, 565,806.24 and 237,899.34

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Solution

The fourth proportional to 409,994.34, 565,806.24 and 237,899.34 is: 328,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,994.34 : 565,806.24 = 237,899.34 : x
  2. Step 2: Convert to fraction form
    409,994.34/565,806.24 = 237,899.34/x
  3. Step 3: Cross multiply
    409,994.34x = 565,806.24 × 237,899.34
  4. Step 4: Simplify right side
    409,994.34x = 134,604,931,063.88
  5. Step 5: Solve for x
    x = 134,604,931,063.88/409,994.34
  6. Step 6: Final answer
    x = 328,309.24

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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.