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Finding the Fourth Proportional to 445,897.17, 615,297.47 and 264,577.86

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Solution

The fourth proportional to 445,897.17, 615,297.47 and 264,577.86 is: 365,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,897.17 : 615,297.47 = 264,577.86 : x
  2. Step 2: Convert to fraction form
    445,897.17/615,297.47 = 264,577.86/x
  3. Step 3: Cross multiply
    445,897.17x = 615,297.47 × 264,577.86
  4. Step 4: Simplify right side
    445,897.17x = 162,794,086,553.13
  5. Step 5: Solve for x
    x = 162,794,086,553.13/445,897.17
  6. Step 6: Final answer
    x = 365,093.34

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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.