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Finding the Fourth Proportional to 302,908.80, 454,363.20 and 184,810.80

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Solution

The fourth proportional to 302,908.80, 454,363.20 and 184,810.80 is: 277,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,908.80 : 454,363.20 = 184,810.80 : x
  2. Step 2: Convert to fraction form
    302,908.80/454,363.20 = 184,810.80/x
  3. Step 3: Cross multiply
    302,908.80x = 454,363.20 × 184,810.80
  4. Step 4: Simplify right side
    302,908.80x = 83,971,226,482.56
  5. Step 5: Solve for x
    x = 83,971,226,482.56/302,908.80
  6. Step 6: Final answer
    x = 277,216.20

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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.