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Finding the Fourth Proportional to 354,060.52, 488,597.34 and 192,916.88

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Solution

The fourth proportional to 354,060.52, 488,597.34 and 192,916.88 is: 266,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,060.52 : 488,597.34 = 192,916.88 : x
  2. Step 2: Convert to fraction form
    354,060.52/488,597.34 = 192,916.88/x
  3. Step 3: Cross multiply
    354,060.52x = 488,597.34 × 192,916.88
  4. Step 4: Simplify right side
    354,060.52x = 94,258,674,409.10
  5. Step 5: Solve for x
    x = 94,258,674,409.10/354,060.52
  6. Step 6: Final answer
    x = 266,221.93

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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.