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Finding the Third Proportional to 145,159.50 and 228,108

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Solution

The third proportional to 145,159.50 and 228,108 is: 358,455.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,159.50 : 228,108 = 228,108 : x
  2. Step 2: Convert to fraction form
    145,159.50/228,108 = 228,108/x
  3. Step 3: Cross multiply
    145,159.50x = 228,108 × 228,108
  4. Step 4: Simplify right side
    145,159.50x = 52,033,259,664
  5. Step 5: Solve for x
    x = 52,033,259,664/145,159.50
  6. Step 6: Final answer
    x = 358,455.77

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.