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Finding the Fourth Proportional to 184,427.80, 276,900.90 and 145,029.40

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Solution

The fourth proportional to 184,427.80, 276,900.90 and 145,029.40 is: 217,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,427.80 : 276,900.90 = 145,029.40 : x
  2. Step 2: Convert to fraction form
    184,427.80/276,900.90 = 145,029.40/x
  3. Step 3: Cross multiply
    184,427.80x = 276,900.90 × 145,029.40
  4. Step 4: Simplify right side
    184,427.80x = 40,158,771,386.46
  5. Step 5: Solve for x
    x = 40,158,771,386.46/184,427.80
  6. Step 6: Final answer
    x = 217,747.93

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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.