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Finding the Fourth Proportional to 277,500.60, 415,579.95 and 158,812.11

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Solution

The fourth proportional to 277,500.60, 415,579.95 and 158,812.11 is: 237,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,500.60 : 415,579.95 = 158,812.11 : x
  2. Step 2: Convert to fraction form
    277,500.60/415,579.95 = 158,812.11/x
  3. Step 3: Cross multiply
    277,500.60x = 415,579.95 × 158,812.11
  4. Step 4: Simplify right side
    277,500.60x = 65,999,128,733.19
  5. Step 5: Solve for x
    x = 65,999,128,733.19/277,500.60
  6. Step 6: Final answer
    x = 237,834.18

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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.