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Finding the Fourth Proportional to 187,311.30, 280,966.95 and 184,200.90

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Solution

The fourth proportional to 187,311.30, 280,966.95 and 184,200.90 is: 276,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,311.30 : 280,966.95 = 184,200.90 : x
  2. Step 2: Convert to fraction form
    187,311.30/280,966.95 = 184,200.90/x
  3. Step 3: Cross multiply
    187,311.30x = 280,966.95 × 184,200.90
  4. Step 4: Simplify right side
    187,311.30x = 51,754,365,060.26
  5. Step 5: Solve for x
    x = 51,754,365,060.26/187,311.30
  6. Step 6: Final answer
    x = 276,301.35

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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.