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Finding the Fourth Proportional to 544,952.55, 817,428.83 and 308,756.55

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Solution

The fourth proportional to 544,952.55, 817,428.83 and 308,756.55 is: 463,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,952.55 : 817,428.83 = 308,756.55 : x
  2. Step 2: Convert to fraction form
    544,952.55/817,428.83 = 308,756.55/x
  3. Step 3: Cross multiply
    544,952.55x = 817,428.83 × 308,756.55
  4. Step 4: Simplify right side
    544,952.55x = 252,386,503,877.55
  5. Step 5: Solve for x
    x = 252,386,503,877.55/544,952.55
  6. Step 6: Final answer
    x = 463,134.83

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Similar ratio
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1.5x scale

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.