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Finding the Fourth Proportional to 302,862.76, 454,277.70 and 92,484.29

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Solution

The fourth proportional to 302,862.76, 454,277.70 and 92,484.29 is: 138,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,862.76 : 454,277.70 = 92,484.29 : x
  2. Step 2: Convert to fraction form
    302,862.76/454,277.70 = 92,484.29/x
  3. Step 3: Cross multiply
    302,862.76x = 454,277.70 × 92,484.29
  4. Step 4: Simplify right side
    302,862.76x = 42,013,551,683.03
  5. Step 5: Solve for x
    x = 42,013,551,683.03/302,862.76
  6. Step 6: Final answer
    x = 138,721.42

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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.