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Finding the Fourth Proportional to 544,870.08, 817,296.90 and 245,139

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Solution

The fourth proportional to 544,870.08, 817,296.90 and 245,139 is: 367,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,870.08 : 817,296.90 = 245,139 : x
  2. Step 2: Convert to fraction form
    544,870.08/817,296.90 = 245,139/x
  3. Step 3: Cross multiply
    544,870.08x = 817,296.90 × 245,139
  4. Step 4: Simplify right side
    544,870.08x = 200,351,344,769.10
  5. Step 5: Solve for x
    x = 200,351,344,769.10/544,870.08
  6. Step 6: Final answer
    x = 367,704.80

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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.