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Finding the Fourth Proportional to 424,236.83, 585,362.84 and 237,974.22

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Solution

The fourth proportional to 424,236.83, 585,362.84 and 237,974.22 is: 328,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,236.83 : 585,362.84 = 237,974.22 : x
  2. Step 2: Convert to fraction form
    424,236.83/585,362.84 = 237,974.22/x
  3. Step 3: Cross multiply
    424,236.83x = 585,362.84 × 237,974.22
  4. Step 4: Simplify right side
    424,236.83x = 139,301,264,076.11
  5. Step 5: Solve for x
    x = 139,301,264,076.11/424,236.83
  6. Step 6: Final answer
    x = 328,357.31

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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.