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Finding the Fourth Proportional to 605,457.81, 908,152.88 and 184,700.61

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Solution

The fourth proportional to 605,457.81, 908,152.88 and 184,700.61 is: 277,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,457.81 : 908,152.88 = 184,700.61 : x
  2. Step 2: Convert to fraction form
    605,457.81/908,152.88 = 184,700.61/x
  3. Step 3: Cross multiply
    605,457.81x = 908,152.88 × 184,700.61
  4. Step 4: Simplify right side
    605,457.81x = 167,736,389,985.75
  5. Step 5: Solve for x
    x = 167,736,389,985.75/605,457.81
  6. Step 6: Final answer
    x = 277,040.59

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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.