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Finding the Fourth Proportional to 252,959.96, 349,157.58 and 166,981.76

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Solution

The fourth proportional to 252,959.96, 349,157.58 and 166,981.76 is: 230,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,959.96 : 349,157.58 = 166,981.76 : x
  2. Step 2: Convert to fraction form
    252,959.96/349,157.58 = 166,981.76/x
  3. Step 3: Cross multiply
    252,959.96x = 349,157.58 × 166,981.76
  4. Step 4: Simplify right side
    252,959.96x = 58,302,947,225.74
  5. Step 5: Solve for x
    x = 58,302,947,225.74/252,959.96
  6. Step 6: Final answer
    x = 230,482.91

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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.