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Finding the Fourth Proportional to 284,073.38, 425,999.35 and 106,483.51

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Solution

The fourth proportional to 284,073.38, 425,999.35 and 106,483.51 is: 159,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,073.38 : 425,999.35 = 106,483.51 : x
  2. Step 2: Convert to fraction form
    284,073.38/425,999.35 = 106,483.51/x
  3. Step 3: Cross multiply
    284,073.38x = 425,999.35 × 106,483.51
  4. Step 4: Simplify right side
    284,073.38x = 45,361,906,711.32
  5. Step 5: Solve for x
    x = 45,361,906,711.32/284,073.38
  6. Step 6: Final answer
    x = 159,683.77

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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.