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Finding the Fourth Proportional to 184,616.40, 276,341.40 and 144,958.80

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Solution

The fourth proportional to 184,616.40, 276,341.40 and 144,958.80 is: 216,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,616.40 : 276,341.40 = 144,958.80 : x
  2. Step 2: Convert to fraction form
    184,616.40/276,341.40 = 144,958.80/x
  3. Step 3: Cross multiply
    184,616.40x = 276,341.40 × 144,958.80
  4. Step 4: Simplify right side
    184,616.40x = 40,058,117,734.32
  5. Step 5: Solve for x
    x = 40,058,117,734.32/184,616.40
  6. Step 6: Final answer
    x = 216,980.28

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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.