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Finding the Fourth Proportional to 238,544.39, 357,813.65 and 70,058.72

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Solution

The fourth proportional to 238,544.39, 357,813.65 and 70,058.72 is: 105,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,544.39 : 357,813.65 = 70,058.72 : x
  2. Step 2: Convert to fraction form
    238,544.39/357,813.65 = 70,058.72/x
  3. Step 3: Cross multiply
    238,544.39x = 357,813.65 × 70,058.72
  4. Step 4: Simplify right side
    238,544.39x = 25,067,967,387.21
  5. Step 5: Solve for x
    x = 25,067,967,387.21/238,544.39
  6. Step 6: Final answer
    x = 105,087.22

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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.