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Finding the Fourth Proportional to 605,423.70, 908,135.55 and 184,698.90

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Solution

The fourth proportional to 605,423.70, 908,135.55 and 184,698.90 is: 277,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,423.70 : 908,135.55 = 184,698.90 : x
  2. Step 2: Convert to fraction form
    605,423.70/908,135.55 = 184,698.90/x
  3. Step 3: Cross multiply
    605,423.70x = 908,135.55 × 184,698.90
  4. Step 4: Simplify right side
    605,423.70x = 167,731,637,135.90
  5. Step 5: Solve for x
    x = 167,731,637,135.90/605,423.70
  6. Step 6: Final answer
    x = 277,048.35

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Similar ratio
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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.