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Finding the Fourth Proportional to 544,865.86, 817,091.43 and 249,170.50

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Solution

The fourth proportional to 544,865.86, 817,091.43 and 249,170.50 is: 373,660.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,865.86 : 817,091.43 = 249,170.50 : x
  2. Step 2: Convert to fraction form
    544,865.86/817,091.43 = 249,170.50/x
  3. Step 3: Cross multiply
    544,865.86x = 817,091.43 × 249,170.50
  4. Step 4: Simplify right side
    544,865.86x = 203,595,080,158.82
  5. Step 5: Solve for x
    x = 203,595,080,158.82/544,865.86
  6. Step 6: Final answer
    x = 373,660.92

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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.