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Finding the Fourth Proportional to 671,844.59, 927,146.48 and 365,922.17

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Solution

The fourth proportional to 671,844.59, 927,146.48 and 365,922.17 is: 504,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,844.59 : 927,146.48 = 365,922.17 : x
  2. Step 2: Convert to fraction form
    671,844.59/927,146.48 = 365,922.17/x
  3. Step 3: Cross multiply
    671,844.59x = 927,146.48 × 365,922.17
  4. Step 4: Simplify right side
    671,844.59x = 339,263,445,404.12
  5. Step 5: Solve for x
    x = 339,263,445,404.12/671,844.59
  6. Step 6: Final answer
    x = 504,973.10

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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.