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Finding the Fourth Proportional to 199,292.88, 298,888.32 and 59,018.72

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Solution

The fourth proportional to 199,292.88, 298,888.32 and 59,018.72 is: 88,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,292.88 : 298,888.32 = 59,018.72 : x
  2. Step 2: Convert to fraction form
    199,292.88/298,888.32 = 59,018.72/x
  3. Step 3: Cross multiply
    199,292.88x = 298,888.32 × 59,018.72
  4. Step 4: Simplify right side
    199,292.88x = 17,640,006,069.35
  5. Step 5: Solve for x
    x = 17,640,006,069.35/199,292.88
  6. Step 6: Final answer
    x = 88,512.98

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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.