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Finding the Fourth Proportional to 300,570.51, 413,950.98 and 232,336.11

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Solution

The fourth proportional to 300,570.51, 413,950.98 and 232,336.11 is: 319,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,570.51 : 413,950.98 = 232,336.11 : x
  2. Step 2: Convert to fraction form
    300,570.51/413,950.98 = 232,336.11/x
  3. Step 3: Cross multiply
    300,570.51x = 413,950.98 × 232,336.11
  4. Step 4: Simplify right side
    300,570.51x = 96,175,760,423.89
  5. Step 5: Solve for x
    x = 96,175,760,423.89/300,570.51
  6. Step 6: Final answer
    x = 319,977.37

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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.