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Finding the Fourth Proportional to 353,774.04, 488,201.85 and 192,626.16

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Solution

The fourth proportional to 353,774.04, 488,201.85 and 192,626.16 is: 265,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,774.04 : 488,201.85 = 192,626.16 : x
  2. Step 2: Convert to fraction form
    353,774.04/488,201.85 = 192,626.16/x
  3. Step 3: Cross multiply
    353,774.04x = 488,201.85 × 192,626.16
  4. Step 4: Simplify right side
    353,774.04x = 94,040,447,670.40
  5. Step 5: Solve for x
    x = 94,040,447,670.40/353,774.04
  6. Step 6: Final answer
    x = 265,820.66

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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.