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Finding the Fourth Proportional to 250,278.94, 375,415.29 and 60,740.89

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Solution

The fourth proportional to 250,278.94, 375,415.29 and 60,740.89 is: 91,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,278.94 : 375,415.29 = 60,740.89 : x
  2. Step 2: Convert to fraction form
    250,278.94/375,415.29 = 60,740.89/x
  3. Step 3: Cross multiply
    250,278.94x = 375,415.29 × 60,740.89
  4. Step 4: Simplify right side
    250,278.94x = 22,803,058,834.21
  5. Step 5: Solve for x
    x = 22,803,058,834.21/250,278.94
  6. Step 6: Final answer
    x = 91,110.58

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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.