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Finding the Fourth Proportional to 238,513.05, 357,767.06 and 61,018.65

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Solution

The fourth proportional to 238,513.05, 357,767.06 and 61,018.65 is: 91,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,513.05 : 357,767.06 = 61,018.65 : x
  2. Step 2: Convert to fraction form
    238,513.05/357,767.06 = 61,018.65/x
  3. Step 3: Cross multiply
    238,513.05x = 357,767.06 × 61,018.65
  4. Step 4: Simplify right side
    238,513.05x = 21,830,462,710.58
  5. Step 5: Solve for x
    x = 21,830,462,710.58/238,513.05
  6. Step 6: Final answer
    x = 91,527.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.