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Finding the Fourth Proportional to 277,453.76, 382,887.48 and 156,600.14

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Solution

The fourth proportional to 277,453.76, 382,887.48 and 156,600.14 is: 216,108.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,453.76 : 382,887.48 = 156,600.14 : x
  2. Step 2: Convert to fraction form
    277,453.76/382,887.48 = 156,600.14/x
  3. Step 3: Cross multiply
    277,453.76x = 382,887.48 × 156,600.14
  4. Step 4: Simplify right side
    277,453.76x = 59,960,231,057.81
  5. Step 5: Solve for x
    x = 59,960,231,057.81/277,453.76
  6. Step 6: Final answer
    x = 216,108.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.