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Finding the Fourth Proportional to 245,203.04, 367,803.86 and 65,288.45

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Solution

The fourth proportional to 245,203.04, 367,803.86 and 65,288.45 is: 97,932.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,203.04 : 367,803.86 = 65,288.45 : x
  2. Step 2: Convert to fraction form
    245,203.04/367,803.86 = 65,288.45/x
  3. Step 3: Cross multiply
    245,203.04x = 367,803.86 × 65,288.45
  4. Step 4: Simplify right side
    245,203.04x = 24,013,341,757.96
  5. Step 5: Solve for x
    x = 24,013,341,757.96/245,203.04
  6. Step 6: Final answer
    x = 97,932.48

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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.