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Finding the Fourth Proportional to 265,000.46, 397,449.98 and 102,894.51

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Solution

The fourth proportional to 265,000.46, 397,449.98 and 102,894.51 is: 154,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,000.46 : 397,449.98 = 102,894.51 : x
  2. Step 2: Convert to fraction form
    265,000.46/397,449.98 = 102,894.51/x
  3. Step 3: Cross multiply
    265,000.46x = 397,449.98 × 102,894.51
  4. Step 4: Simplify right side
    265,000.46x = 40,895,420,427.14
  5. Step 5: Solve for x
    x = 40,895,420,427.14/265,000.46
  6. Step 6: Final answer
    x = 154,322.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.