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Finding the Fourth Proportional to 8,598.95, 12,897.89 and 3,051.56

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Solution

The fourth proportional to 8,598.95, 12,897.89 and 3,051.56 is: 4,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,598.95 : 12,897.89 = 3,051.56 : x
  2. Step 2: Convert to fraction form
    8,598.95/12,897.89 = 3,051.56/x
  3. Step 3: Cross multiply
    8,598.95x = 12,897.89 × 3,051.56
  4. Step 4: Simplify right side
    8,598.95x = 39,358,685.21
  5. Step 5: Solve for x
    x = 39,358,685.21/8,598.95
  6. Step 6: Final answer
    x = 4,577.15

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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.