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Finding the Fourth Proportional to 341,460.92, 512,452.74 and 154,603.64

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Solution

The fourth proportional to 341,460.92, 512,452.74 and 154,603.64 is: 232,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,460.92 : 512,452.74 = 154,603.64 : x
  2. Step 2: Convert to fraction form
    341,460.92/512,452.74 = 154,603.64/x
  3. Step 3: Cross multiply
    341,460.92x = 512,452.74 × 154,603.64
  4. Step 4: Simplify right side
    341,460.92x = 79,227,058,931.97
  5. Step 5: Solve for x
    x = 79,227,058,931.97/341,460.92
  6. Step 6: Final answer
    x = 232,023.80

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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.