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Finding the Fourth Proportional to 251,777.08, 377,527.58 and 99,820.22

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Solution

The fourth proportional to 251,777.08, 377,527.58 and 99,820.22 is: 149,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,777.08 : 377,527.58 = 99,820.22 : x
  2. Step 2: Convert to fraction form
    251,777.08/377,527.58 = 99,820.22/x
  3. Step 3: Cross multiply
    251,777.08x = 377,527.58 × 99,820.22
  4. Step 4: Simplify right side
    251,777.08x = 37,684,886,091.67
  5. Step 5: Solve for x
    x = 37,684,886,091.67/251,777.08
  6. Step 6: Final answer
    x = 149,675.60

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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.