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Finding the Fourth Proportional to 544,875.95, 817,305.69 and 245,144.86

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Solution

The fourth proportional to 544,875.95, 817,305.69 and 245,144.86 is: 367,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,875.95 : 817,305.69 = 245,144.86 : x
  2. Step 2: Convert to fraction form
    544,875.95/817,305.69 = 245,144.86/x
  3. Step 3: Cross multiply
    544,875.95x = 817,305.69 × 245,144.86
  4. Step 4: Simplify right side
    544,875.95x = 200,358,288,952.25
  5. Step 5: Solve for x
    x = 200,358,288,952.25/544,875.95
  6. Step 6: Final answer
    x = 367,713.59

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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.