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Finding the Fourth Proportional to 605,186.64, 907,721.64 and 184,466.16

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Solution

The fourth proportional to 605,186.64, 907,721.64 and 184,466.16 is: 276,681.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,186.64 : 907,721.64 = 184,466.16 : x
  2. Step 2: Convert to fraction form
    605,186.64/907,721.64 = 184,466.16/x
  3. Step 3: Cross multiply
    605,186.64x = 907,721.64 × 184,466.16
  4. Step 4: Simplify right side
    605,186.64x = 167,443,925,279.70
  5. Step 5: Solve for x
    x = 167,443,925,279.70/605,186.64
  6. Step 6: Final answer
    x = 276,681.46

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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.