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Finding the Fourth Proportional to 353,856.84, 488,319.04 and 192,714.59

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Solution

The fourth proportional to 353,856.84, 488,319.04 and 192,714.59 is: 265,944.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,856.84 : 488,319.04 = 192,714.59 : x
  2. Step 2: Convert to fraction form
    353,856.84/488,319.04 = 192,714.59/x
  3. Step 3: Cross multiply
    353,856.84x = 488,319.04 × 192,714.59
  4. Step 4: Simplify right side
    353,856.84x = 94,106,200,177.63
  5. Step 5: Solve for x
    x = 94,106,200,177.63/353,856.84
  6. Step 6: Final answer
    x = 265,944.27

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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.