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Finding the Fourth Proportional to 265,755.17, 366,731.57 and 156,894.58

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Solution

The fourth proportional to 265,755.17, 366,731.57 and 156,894.58 is: 216,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,755.17 : 366,731.57 = 156,894.58 : x
  2. Step 2: Convert to fraction form
    265,755.17/366,731.57 = 156,894.58/x
  3. Step 3: Cross multiply
    265,755.17x = 366,731.57 × 156,894.58
  4. Step 4: Simplify right side
    265,755.17x = 57,538,195,616.01
  5. Step 5: Solve for x
    x = 57,538,195,616.01/265,755.17
  6. Step 6: Final answer
    x = 216,508.28

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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.