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Finding the Fourth Proportional to 413,433.07, 570,599.49 and 252,381.43

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Solution

The fourth proportional to 413,433.07, 570,599.49 and 252,381.43 is: 348,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,433.07 : 570,599.49 = 252,381.43 : x
  2. Step 2: Convert to fraction form
    413,433.07/570,599.49 = 252,381.43/x
  3. Step 3: Cross multiply
    413,433.07x = 570,599.49 × 252,381.43
  4. Step 4: Simplify right side
    413,433.07x = 144,008,715,243.47
  5. Step 5: Solve for x
    x = 144,008,715,243.47/413,433.07
  6. Step 6: Final answer
    x = 348,324.13

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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.