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Finding the Fourth Proportional to 368,587.62, 508,807.82 and 247,798.94

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Solution

The fourth proportional to 368,587.62, 508,807.82 and 247,798.94 is: 342,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,587.62 : 508,807.82 = 247,798.94 : x
  2. Step 2: Convert to fraction form
    368,587.62/508,807.82 = 247,798.94/x
  3. Step 3: Cross multiply
    368,587.62x = 508,807.82 × 247,798.94
  4. Step 4: Simplify right side
    368,587.62x = 126,082,034,676.68
  5. Step 5: Solve for x
    x = 126,082,034,676.68/368,587.62
  6. Step 6: Final answer
    x = 342,068.01

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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.