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Finding the Fourth Proportional to 131,417.10, 184,450.50 and 131,417.10

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Solution

The fourth proportional to 131,417.10, 184,450.50 and 131,417.10 is: 184,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,417.10 : 184,450.50 = 131,417.10 : x
  2. Step 2: Convert to fraction form
    131,417.10/184,450.50 = 131,417.10/x
  3. Step 3: Cross multiply
    131,417.10x = 184,450.50 × 131,417.10
  4. Step 4: Simplify right side
    131,417.10x = 24,239,949,803.55
  5. Step 5: Solve for x
    x = 24,239,949,803.55/131,417.10
  6. Step 6: Final answer
    x = 184,450.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.